From ea79992d9add90f5e6d23b7b7941aceb20734bd5 Mon Sep 17 00:00:00 2001 From: omar Date: Wed, 17 Jul 2019 09:59:10 -0700 Subject: [PATCH 1/5] Fixed old SetWindowFontScale() api value from not being inherited by child window. Added comments about the right way to scale your UI (load a font at the right side, rebuild atlas, scale style). + Added missing IMGUI_API marker to the EmptyString storage used by ImGuiTextBuffer. (#2672) --- docs/CHANGELOG.txt | 4 +++- imgui.h | 4 ++-- imgui_demo.cpp | 3 ++- imgui_internal.h | 14 +++++++------- 4 files changed, 14 insertions(+), 11 deletions(-) diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt index 3167c556..c7a88164 100644 --- a/docs/CHANGELOG.txt +++ b/docs/CHANGELOG.txt @@ -51,6 +51,8 @@ Other Changes: Also still case if ImGuiWindowFlags_NoScrollWithMouse is set (not new), but previously the forwarding would be disabled if ImGuiWindowFlags_NoScrollbar was set on the child window, which is not the case any more. Forwarding can still be disabled by setting ImGuiWindowFlags_NoInputs. (amend #1502, #1380). +- Window: Fixed old SetWindowFontScale() api value from not being inherited by child window. Added + comments about the right way to scale your UI (load a font at the right side, rebuild atlas, scale style). - Scrollbar: Avoid overlapping the opposite side when window (often a child window) is forcibly too small. - Combo: Hide arrow when there's not enough space even for the square button. - TabBar: Fixed unfocused tab bar separator color (was using ImGuiCol_Tab, should use ImGuiCol_TabUnfocusedActive). @@ -58,7 +60,7 @@ Other Changes: of this, auto-fitting exactly unwrapped text would make it wrap. (fixes initial 1.15 commit, 78645a7d). - Scrolling: Added SetScrollHereX(), SetScrollFromPosX() for completeness. (#1580) [@kevreco] - Style: Attenuated default opacity of ImGuiCol_Separator in Classic and Light styles. -- Style: Added style.ColorButtonButton (left/right, defaults to ImGuiDir_Right) to move the color button +- Style: Added style.ColorButtonPosition (left/right, defaults to ImGuiDir_Right) to move the color button of ColorEdit3/ColorEdit4 functions to either side of the inputs. - Misc: Added IMGUI_DISABLE_METRICS_WINDOW imconfig.h setting to explicitly compile out ShowMetricsWindow(). - Debug, Metrics: Added "Tools->Item Picker" tool which allow clicking on a widget to break in the debugger diff --git a/imgui.h b/imgui.h index 0ffde480..a81296fd 100644 --- a/imgui.h +++ b/imgui.h @@ -280,7 +280,7 @@ namespace ImGui IMGUI_API void SetWindowSize(const ImVec2& size, ImGuiCond cond = 0); // (not recommended) set current window size - call within Begin()/End(). set to ImVec2(0,0) to force an auto-fit. prefer using SetNextWindowSize(), as this may incur tearing and minor side-effects. IMGUI_API void SetWindowCollapsed(bool collapsed, ImGuiCond cond = 0); // (not recommended) set current window collapsed state. prefer using SetNextWindowCollapsed(). IMGUI_API void SetWindowFocus(); // (not recommended) set current window to be focused / top-most. prefer using SetNextWindowFocus(). - IMGUI_API void SetWindowFontScale(float scale); // set font scale. Adjust IO.FontGlobalScale if you want to scale all windows + IMGUI_API void SetWindowFontScale(float scale); // set font scale. Adjust IO.FontGlobalScale if you want to scale all windows. This is an old API! For correct scaling, prefer to reload font + rebuild ImFontAtlas + call style.ScaleAllSizes(). IMGUI_API void SetWindowPos(const char* name, const ImVec2& pos, ImGuiCond cond = 0); // set named window position. IMGUI_API void SetWindowSize(const char* name, const ImVec2& size, ImGuiCond cond = 0); // set named window size. set axis to 0.0f to force an auto-fit on this axis. IMGUI_API void SetWindowCollapsed(const char* name, bool collapsed, ImGuiCond cond = 0); // set named window collapsed state @@ -1612,7 +1612,7 @@ struct ImGuiTextFilter struct ImGuiTextBuffer { ImVector Buf; - static char EmptyString[1]; + IMGUI_API static char EmptyString[1]; ImGuiTextBuffer() { } inline char operator[](int i) { IM_ASSERT(Buf.Data != NULL); return Buf.Data[i]; } diff --git a/imgui_demo.cpp b/imgui_demo.cpp index 4d08a257..e1c07dcf 100644 --- a/imgui_demo.cpp +++ b/imgui_demo.cpp @@ -3295,8 +3295,9 @@ void ImGui::ShowStyleEditor(ImGuiStyle* ref) ImGui::TreePop(); } + HelpMarker("Those are old settings provided for convenience.\nHowever, the _correct_ way of scaling your UI is currently to reload your font at the designed size, rebuild the font atlas, and call style.ScaleAllSizes() on a reference ImGuiStyle structure."); static float window_scale = 1.0f; - if (ImGui::DragFloat("this window scale", &window_scale, 0.005f, 0.3f, 2.0f, "%.2f")) // scale only this window + if (ImGui::DragFloat("window scale", &window_scale, 0.005f, 0.3f, 2.0f, "%.2f")) // scale only this window ImGui::SetWindowFontScale(window_scale); ImGui::DragFloat("global scale", &io.FontGlobalScale, 0.005f, 0.3f, 2.0f, "%.2f"); // scale everything ImGui::PopItemWidth(); diff --git a/imgui_internal.h b/imgui_internal.h index d615a942..33f71139 100644 --- a/imgui_internal.h +++ b/imgui_internal.h @@ -1317,7 +1317,7 @@ struct IMGUI_API ImGuiWindow ImGuiMenuColumns MenuColumns; // Simplified columns storage for menu items ImGuiStorage StateStorage; ImVector ColumnsStorage; - float FontWindowScale; // User scale multiplier per-window + float FontWindowScale; // User scale multiplier per-window, via SetWindowFontScale() int SettingsIdx; // Index into SettingsWindow[] (indices are always valid as we only grow the array from the back) ImDrawList* DrawList; // == &DrawListInst (for backward compatibility reason with code using imgui_internal.h we keep this a pointer) @@ -1344,12 +1344,12 @@ public: ImGuiID GetIDFromRectangle(const ImRect& r_abs); // We don't use g.FontSize because the window may be != g.CurrentWidow. - ImRect Rect() const { return ImRect(Pos.x, Pos.y, Pos.x+Size.x, Pos.y+Size.y); } - float CalcFontSize() const { return GImGui->FontBaseSize * FontWindowScale; } - float TitleBarHeight() const { return (Flags & ImGuiWindowFlags_NoTitleBar) ? 0.0f : CalcFontSize() + GImGui->Style.FramePadding.y * 2.0f; } - ImRect TitleBarRect() const { return ImRect(Pos, ImVec2(Pos.x + SizeFull.x, Pos.y + TitleBarHeight())); } - float MenuBarHeight() const { return (Flags & ImGuiWindowFlags_MenuBar) ? DC.MenuBarOffset.y + CalcFontSize() + GImGui->Style.FramePadding.y * 2.0f : 0.0f; } - ImRect MenuBarRect() const { float y1 = Pos.y + TitleBarHeight(); return ImRect(Pos.x, y1, Pos.x + SizeFull.x, y1 + MenuBarHeight()); } + ImRect Rect() const { return ImRect(Pos.x, Pos.y, Pos.x+Size.x, Pos.y+Size.y); } + float CalcFontSize() const { ImGuiContext& g = *GImGui; float scale = g.FontBaseSize * FontWindowScale; if (ParentWindow) scale *= ParentWindow->FontWindowScale; return scale; } + float TitleBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_NoTitleBar) ? 0.0f : CalcFontSize() + g.Style.FramePadding.y * 2.0f; } + ImRect TitleBarRect() const { return ImRect(Pos, ImVec2(Pos.x + SizeFull.x, Pos.y + TitleBarHeight())); } + float MenuBarHeight() const { ImGuiContext& g = *GImGui; return (Flags & ImGuiWindowFlags_MenuBar) ? DC.MenuBarOffset.y + CalcFontSize() + g.Style.FramePadding.y * 2.0f : 0.0f; } + ImRect MenuBarRect() const { float y1 = Pos.y + TitleBarHeight(); return ImRect(Pos.x, y1, Pos.x + SizeFull.x, y1 + MenuBarHeight()); } }; // Backup and restore just enough data to be able to use IsItemHovered() on item A after another B in the same window has overwritten the data. From 1f3feb481e936c821b07ad0b0c91dbd0417133b9 Mon Sep 17 00:00:00 2001 From: omar Date: Wed, 17 Jul 2019 14:02:45 -0700 Subject: [PATCH 2/5] Internals: Refactor: Moved all Columns code from imgui.cpp to imgui_widgets.cpp (#125) Also moved NextColumn between BeginColumn and NextColumn which makes it easier to work on that code. --- imgui.cpp | 391 +------------------------------------------- imgui_internal.h | 2 + imgui_widgets.cpp | 407 ++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 410 insertions(+), 390 deletions(-) diff --git a/imgui.cpp b/imgui.cpp index bde77d2d..659239df 100644 --- a/imgui.cpp +++ b/imgui.cpp @@ -75,7 +75,6 @@ CODE // [SECTION] TOOLTIPS // [SECTION] POPUPS // [SECTION] KEYBOARD/GAMEPAD NAVIGATION -// [SECTION] COLUMNS // [SECTION] DRAG AND DROP // [SECTION] LOGGING/CAPTURING // [SECTION] SETTINGS @@ -8664,394 +8663,6 @@ void ImGui::NavUpdateWindowingList() PopStyleVar(); } -//----------------------------------------------------------------------------- -// [SECTION] COLUMNS -// In the current version, Columns are very weak. Needs to be replaced with a more full-featured system. -//----------------------------------------------------------------------------- - -void ImGui::NextColumn() -{ - ImGuiWindow* window = GetCurrentWindow(); - if (window->SkipItems || window->DC.CurrentColumns == NULL) - return; - - ImGuiContext& g = *GImGui; - ImGuiColumns* columns = window->DC.CurrentColumns; - - if (columns->Count == 1) - { - window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); - IM_ASSERT(columns->Current == 0); - return; - } - - PopItemWidth(); - PopClipRect(); - - columns->LineMaxY = ImMax(columns->LineMaxY, window->DC.CursorPos.y); - if (++columns->Current < columns->Count) - { - // Columns 1+ cancel out IndentX - // FIXME-COLUMNS: Unnecessary, could be locked? - window->DC.ColumnsOffset.x = GetColumnOffset(columns->Current) - window->DC.Indent.x + g.Style.ItemSpacing.x; - window->DrawList->ChannelsSetCurrent(columns->Current + 1); - } - else - { - // New row/line - window->DC.ColumnsOffset.x = 0.0f; - window->DrawList->ChannelsSetCurrent(1); - columns->Current = 0; - columns->LineMinY = columns->LineMaxY; - } - window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); - window->DC.CursorPos.y = columns->LineMinY; - window->DC.CurrLineSize = ImVec2(0.0f, 0.0f); - window->DC.CurrLineTextBaseOffset = 0.0f; - - PushColumnClipRect(columns->Current); // FIXME-COLUMNS: Could it be an overwrite? - - // FIXME-COLUMNS: Share code with BeginColumns() - move code on columns setup. - float offset_0 = GetColumnOffset(columns->Current); - float offset_1 = GetColumnOffset(columns->Current + 1); - float width = offset_1 - offset_0; - PushItemWidth(width * 0.65f); - window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; -} - -int ImGui::GetColumnIndex() -{ - ImGuiWindow* window = GetCurrentWindowRead(); - return window->DC.CurrentColumns ? window->DC.CurrentColumns->Current : 0; -} - -int ImGui::GetColumnsCount() -{ - ImGuiWindow* window = GetCurrentWindowRead(); - return window->DC.CurrentColumns ? window->DC.CurrentColumns->Count : 1; -} - -static float OffsetNormToPixels(const ImGuiColumns* columns, float offset_norm) -{ - return offset_norm * (columns->OffMaxX - columns->OffMinX); -} - -static float PixelsToOffsetNorm(const ImGuiColumns* columns, float offset) -{ - return offset / (columns->OffMaxX - columns->OffMinX); -} - -static const float COLUMNS_HIT_RECT_HALF_WIDTH = 4.0f; - -static float GetDraggedColumnOffset(ImGuiColumns* columns, int column_index) -{ - // Active (dragged) column always follow mouse. The reason we need this is that dragging a column to the right edge of an auto-resizing - // window creates a feedback loop because we store normalized positions. So while dragging we enforce absolute positioning. - ImGuiContext& g = *GImGui; - ImGuiWindow* window = g.CurrentWindow; - IM_ASSERT(column_index > 0); // We are not supposed to drag column 0. - IM_ASSERT(g.ActiveId == columns->ID + ImGuiID(column_index)); - - float x = g.IO.MousePos.x - g.ActiveIdClickOffset.x + COLUMNS_HIT_RECT_HALF_WIDTH - window->Pos.x; - x = ImMax(x, ImGui::GetColumnOffset(column_index - 1) + g.Style.ColumnsMinSpacing); - if ((columns->Flags & ImGuiColumnsFlags_NoPreserveWidths)) - x = ImMin(x, ImGui::GetColumnOffset(column_index + 1) - g.Style.ColumnsMinSpacing); - - return x; -} - -float ImGui::GetColumnOffset(int column_index) -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - IM_ASSERT(columns != NULL); - - if (column_index < 0) - column_index = columns->Current; - IM_ASSERT(column_index < columns->Columns.Size); - - const float t = columns->Columns[column_index].OffsetNorm; - const float x_offset = ImLerp(columns->OffMinX, columns->OffMaxX, t); - return x_offset; -} - -static float GetColumnWidthEx(ImGuiColumns* columns, int column_index, bool before_resize = false) -{ - if (column_index < 0) - column_index = columns->Current; - - float offset_norm; - if (before_resize) - offset_norm = columns->Columns[column_index + 1].OffsetNormBeforeResize - columns->Columns[column_index].OffsetNormBeforeResize; - else - offset_norm = columns->Columns[column_index + 1].OffsetNorm - columns->Columns[column_index].OffsetNorm; - return OffsetNormToPixels(columns, offset_norm); -} - -float ImGui::GetColumnWidth(int column_index) -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - IM_ASSERT(columns != NULL); - - if (column_index < 0) - column_index = columns->Current; - return OffsetNormToPixels(columns, columns->Columns[column_index + 1].OffsetNorm - columns->Columns[column_index].OffsetNorm); -} - -void ImGui::SetColumnOffset(int column_index, float offset) -{ - ImGuiContext& g = *GImGui; - ImGuiWindow* window = g.CurrentWindow; - ImGuiColumns* columns = window->DC.CurrentColumns; - IM_ASSERT(columns != NULL); - - if (column_index < 0) - column_index = columns->Current; - IM_ASSERT(column_index < columns->Columns.Size); - - const bool preserve_width = !(columns->Flags & ImGuiColumnsFlags_NoPreserveWidths) && (column_index < columns->Count-1); - const float width = preserve_width ? GetColumnWidthEx(columns, column_index, columns->IsBeingResized) : 0.0f; - - if (!(columns->Flags & ImGuiColumnsFlags_NoForceWithinWindow)) - offset = ImMin(offset, columns->OffMaxX - g.Style.ColumnsMinSpacing * (columns->Count - column_index)); - columns->Columns[column_index].OffsetNorm = PixelsToOffsetNorm(columns, offset - columns->OffMinX); - - if (preserve_width) - SetColumnOffset(column_index + 1, offset + ImMax(g.Style.ColumnsMinSpacing, width)); -} - -void ImGui::SetColumnWidth(int column_index, float width) -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - IM_ASSERT(columns != NULL); - - if (column_index < 0) - column_index = columns->Current; - SetColumnOffset(column_index + 1, GetColumnOffset(column_index) + width); -} - -void ImGui::PushColumnClipRect(int column_index) -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - if (column_index < 0) - column_index = columns->Current; - - ImGuiColumnData* column = &columns->Columns[column_index]; - PushClipRect(column->ClipRect.Min, column->ClipRect.Max, false); -} - -// Get into the columns background draw command (which is generally the same draw command as before we called BeginColumns) -void ImGui::PushColumnsBackground() -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - window->DrawList->ChannelsSetCurrent(0); - int cmd_size = window->DrawList->CmdBuffer.Size; - PushClipRect(columns->HostClipRect.Min, columns->HostClipRect.Max, false); - IM_UNUSED(cmd_size); - IM_ASSERT(cmd_size == window->DrawList->CmdBuffer.Size); // Being in channel 0 this should not have created an ImDrawCmd -} - -void ImGui::PopColumnsBackground() -{ - ImGuiWindow* window = GetCurrentWindowRead(); - ImGuiColumns* columns = window->DC.CurrentColumns; - window->DrawList->ChannelsSetCurrent(columns->Current + 1); - PopClipRect(); -} - -ImGuiColumns* ImGui::FindOrCreateColumns(ImGuiWindow* window, ImGuiID id) -{ - // We have few columns per window so for now we don't need bother much with turning this into a faster lookup. - for (int n = 0; n < window->ColumnsStorage.Size; n++) - if (window->ColumnsStorage[n].ID == id) - return &window->ColumnsStorage[n]; - - window->ColumnsStorage.push_back(ImGuiColumns()); - ImGuiColumns* columns = &window->ColumnsStorage.back(); - columns->ID = id; - return columns; -} - -ImGuiID ImGui::GetColumnsID(const char* str_id, int columns_count) -{ - ImGuiWindow* window = GetCurrentWindow(); - - // Differentiate column ID with an arbitrary prefix for cases where users name their columns set the same as another widget. - // In addition, when an identifier isn't explicitly provided we include the number of columns in the hash to make it uniquer. - PushID(0x11223347 + (str_id ? 0 : columns_count)); - ImGuiID id = window->GetID(str_id ? str_id : "columns"); - PopID(); - - return id; -} - -void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlags flags) -{ - ImGuiContext& g = *GImGui; - ImGuiWindow* window = GetCurrentWindow(); - - IM_ASSERT(columns_count >= 1); - IM_ASSERT(window->DC.CurrentColumns == NULL); // Nested columns are currently not supported - - // Acquire storage for the columns set - ImGuiID id = GetColumnsID(str_id, columns_count); - ImGuiColumns* columns = FindOrCreateColumns(window, id); - IM_ASSERT(columns->ID == id); - columns->Current = 0; - columns->Count = columns_count; - columns->Flags = flags; - window->DC.CurrentColumns = columns; - - // Set state for first column - columns->OffMinX = window->DC.Indent.x - g.Style.ItemSpacing.x; - columns->OffMaxX = ImMax(window->WorkRect.Max.x - window->Pos.x, columns->OffMinX + 1.0f); - columns->HostCursorPosY = window->DC.CursorPos.y; - columns->HostCursorMaxPosX = window->DC.CursorMaxPos.x; - columns->HostClipRect = window->ClipRect; - columns->HostWorkRect = window->WorkRect; - columns->LineMinY = columns->LineMaxY = window->DC.CursorPos.y; - window->DC.ColumnsOffset.x = 0.0f; - window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); - - // Clear data if columns count changed - if (columns->Columns.Size != 0 && columns->Columns.Size != columns_count + 1) - columns->Columns.resize(0); - - // Initialize default widths - columns->IsFirstFrame = (columns->Columns.Size == 0); - if (columns->Columns.Size == 0) - { - columns->Columns.reserve(columns_count + 1); - for (int n = 0; n < columns_count + 1; n++) - { - ImGuiColumnData column; - column.OffsetNorm = n / (float)columns_count; - columns->Columns.push_back(column); - } - } - - for (int n = 0; n < columns_count; n++) - { - // Compute clipping rectangle - ImGuiColumnData* column = &columns->Columns[n]; - float clip_x1 = ImFloor(0.5f + window->Pos.x + GetColumnOffset(n)); - float clip_x2 = ImFloor(0.5f + window->Pos.x + GetColumnOffset(n + 1) - 1.0f); - column->ClipRect = ImRect(clip_x1, -FLT_MAX, clip_x2, +FLT_MAX); - column->ClipRect.ClipWith(window->ClipRect); - } - - if (columns->Count > 1) - { - window->DrawList->ChannelsSplit(1 + columns->Count); - window->DrawList->ChannelsSetCurrent(1); - PushColumnClipRect(0); - } - - float offset_0 = GetColumnOffset(columns->Current); - float offset_1 = GetColumnOffset(columns->Current + 1); - float width = offset_1 - offset_0; - PushItemWidth(width * 0.65f); - window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; -} - -void ImGui::EndColumns() -{ - ImGuiContext& g = *GImGui; - ImGuiWindow* window = GetCurrentWindow(); - ImGuiColumns* columns = window->DC.CurrentColumns; - IM_ASSERT(columns != NULL); - - PopItemWidth(); - if (columns->Count > 1) - { - PopClipRect(); - window->DrawList->ChannelsMerge(); - } - - const ImGuiColumnsFlags flags = columns->Flags; - columns->LineMaxY = ImMax(columns->LineMaxY, window->DC.CursorPos.y); - window->DC.CursorPos.y = columns->LineMaxY; - if (!(flags & ImGuiColumnsFlags_GrowParentContentsSize)) - window->DC.CursorMaxPos.x = columns->HostCursorMaxPosX; // Restore cursor max pos, as columns don't grow parent - - // Draw columns borders and handle resize - // The IsBeingResized flag ensure we preserve pre-resize columns width so back-and-forth are not lossy - bool is_being_resized = false; - if (!(flags & ImGuiColumnsFlags_NoBorder) && !window->SkipItems) - { - // We clip Y boundaries CPU side because very long triangles are mishandled by some GPU drivers. - const float y1 = ImMax(columns->HostCursorPosY, window->ClipRect.Min.y); - const float y2 = ImMin(window->DC.CursorPos.y, window->ClipRect.Max.y); - int dragging_column = -1; - for (int n = 1; n < columns->Count; n++) - { - ImGuiColumnData* column = &columns->Columns[n]; - float x = window->Pos.x + GetColumnOffset(n); - const ImGuiID column_id = columns->ID + ImGuiID(n); - const float column_hit_hw = COLUMNS_HIT_RECT_HALF_WIDTH; - const ImRect column_hit_rect(ImVec2(x - column_hit_hw, y1), ImVec2(x + column_hit_hw, y2)); - KeepAliveID(column_id); - if (IsClippedEx(column_hit_rect, column_id, false)) - continue; - - bool hovered = false, held = false; - if (!(flags & ImGuiColumnsFlags_NoResize)) - { - ButtonBehavior(column_hit_rect, column_id, &hovered, &held); - if (hovered || held) - g.MouseCursor = ImGuiMouseCursor_ResizeEW; - if (held && !(column->Flags & ImGuiColumnsFlags_NoResize)) - dragging_column = n; - } - - // Draw column - const ImU32 col = GetColorU32(held ? ImGuiCol_SeparatorActive : hovered ? ImGuiCol_SeparatorHovered : ImGuiCol_Separator); - const float xi = (float)(int)x; - window->DrawList->AddLine(ImVec2(xi, y1 + 1.0f), ImVec2(xi, y2), col); - } - - // Apply dragging after drawing the column lines, so our rendered lines are in sync with how items were displayed during the frame. - if (dragging_column != -1) - { - if (!columns->IsBeingResized) - for (int n = 0; n < columns->Count + 1; n++) - columns->Columns[n].OffsetNormBeforeResize = columns->Columns[n].OffsetNorm; - columns->IsBeingResized = is_being_resized = true; - float x = GetDraggedColumnOffset(columns, dragging_column); - SetColumnOffset(dragging_column, x); - } - } - columns->IsBeingResized = is_being_resized; - - window->WorkRect = columns->HostWorkRect; - window->DC.CurrentColumns = NULL; - window->DC.ColumnsOffset.x = 0.0f; - window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); -} - -// [2018-03: This is currently the only public API, while we are working on making BeginColumns/EndColumns user-facing] -void ImGui::Columns(int columns_count, const char* id, bool border) -{ - ImGuiWindow* window = GetCurrentWindow(); - IM_ASSERT(columns_count >= 1); - - ImGuiColumnsFlags flags = (border ? 0 : ImGuiColumnsFlags_NoBorder); - //flags |= ImGuiColumnsFlags_NoPreserveWidths; // NB: Legacy behavior - ImGuiColumns* columns = window->DC.CurrentColumns; - if (columns != NULL && columns->Count == columns_count && columns->Flags == flags) - return; - - if (columns != NULL) - EndColumns(); - - if (columns_count != 1) - BeginColumns(id, columns_count, flags); -} - //----------------------------------------------------------------------------- // [SECTION] DRAG AND DROP @@ -10072,7 +9683,7 @@ void ImGui::ShowMetricsWindow(bool* p_open) return; ImGui::BulletText("Width: %.1f (MinX: %.1f, MaxX: %.1f)", columns->OffMaxX - columns->OffMinX, columns->OffMinX, columns->OffMaxX); for (int column_n = 0; column_n < columns->Columns.Size; column_n++) - ImGui::BulletText("Column %02d: OffsetNorm %.3f (= %.1f px)", column_n, columns->Columns[column_n].OffsetNorm, OffsetNormToPixels(columns, columns->Columns[column_n].OffsetNorm)); + ImGui::BulletText("Column %02d: OffsetNorm %.3f (= %.1f px)", column_n, columns->Columns[column_n].OffsetNorm, GetColumnOffsetFromNorm(columns, columns->Columns[column_n].OffsetNorm)); ImGui::TreePop(); } diff --git a/imgui_internal.h b/imgui_internal.h index 33f71139..2eacac94 100644 --- a/imgui_internal.h +++ b/imgui_internal.h @@ -1563,6 +1563,8 @@ namespace ImGui IMGUI_API void PopColumnsBackground(); IMGUI_API ImGuiID GetColumnsID(const char* str_id, int count); IMGUI_API ImGuiColumns* FindOrCreateColumns(ImGuiWindow* window, ImGuiID id); + IMGUI_API float GetColumnOffsetFromNorm(const ImGuiColumns* columns, float offset_norm); + IMGUI_API float GetColumnNormFromOffset(const ImGuiColumns* columns, float offset); // Tab Bars IMGUI_API bool BeginTabBarEx(ImGuiTabBar* tab_bar, const ImRect& bb, ImGuiTabBarFlags flags); diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp index 03a2c508..0b2b2be7 100644 --- a/imgui_widgets.cpp +++ b/imgui_widgets.cpp @@ -24,6 +24,7 @@ Index of this file: // [SECTION] Widgets: MenuItem, BeginMenu, EndMenu, etc. // [SECTION] Widgets: BeginTabBar, EndTabBar, etc. // [SECTION] Widgets: BeginTabItem, EndTabItem, etc. +// [SECTION] Widgets: Columns, BeginColumns, EndColumns, etc. */ @@ -7088,3 +7089,409 @@ bool ImGui::TabItemLabelAndCloseButton(ImDrawList* draw_list, const ImRect& bb, return close_button_pressed; } + + +//------------------------------------------------------------------------- +// [SECTION] Widgets: Columns, BeginColumns, EndColumns, etc. +// In the current version, Columns are very weak. Needs to be replaced with a more full-featured system. +//------------------------------------------------------------------------- +// - GetColumnIndex() +// - GetColumnCount() +// - GetColumnOffset() +// - GetColumnWidth() +// - SetColumnOffset() +// - SetColumnWidth() +// - PushColumnClipRect() [Internal] +// - PushColumnsBackground() [Internal] +// - PopColumnsBackground() [Internal] +// - FindOrCreateColumns() [Internal] +// - GetColumnsID() [Internal] +// - BeginColumns() +// - NextColumn() +// - EndColumns() +// - Columns() +//------------------------------------------------------------------------- + +int ImGui::GetColumnIndex() +{ + ImGuiWindow* window = GetCurrentWindowRead(); + return window->DC.CurrentColumns ? window->DC.CurrentColumns->Current : 0; +} + +int ImGui::GetColumnsCount() +{ + ImGuiWindow* window = GetCurrentWindowRead(); + return window->DC.CurrentColumns ? window->DC.CurrentColumns->Count : 1; +} + +float ImGui::GetColumnOffsetFromNorm(const ImGuiColumns* columns, float offset_norm) +{ + return offset_norm * (columns->OffMaxX - columns->OffMinX); +} + +float ImGui::GetColumnNormFromOffset(const ImGuiColumns* columns, float offset) +{ + return offset / (columns->OffMaxX - columns->OffMinX); +} + +static const float COLUMNS_HIT_RECT_HALF_WIDTH = 4.0f; + +static float GetDraggedColumnOffset(ImGuiColumns* columns, int column_index) +{ + // Active (dragged) column always follow mouse. The reason we need this is that dragging a column to the right edge of an auto-resizing + // window creates a feedback loop because we store normalized positions. So while dragging we enforce absolute positioning. + ImGuiContext& g = *GImGui; + ImGuiWindow* window = g.CurrentWindow; + IM_ASSERT(column_index > 0); // We are not supposed to drag column 0. + IM_ASSERT(g.ActiveId == columns->ID + ImGuiID(column_index)); + + float x = g.IO.MousePos.x - g.ActiveIdClickOffset.x + COLUMNS_HIT_RECT_HALF_WIDTH - window->Pos.x; + x = ImMax(x, ImGui::GetColumnOffset(column_index - 1) + g.Style.ColumnsMinSpacing); + if ((columns->Flags & ImGuiColumnsFlags_NoPreserveWidths)) + x = ImMin(x, ImGui::GetColumnOffset(column_index + 1) - g.Style.ColumnsMinSpacing); + + return x; +} + +float ImGui::GetColumnOffset(int column_index) +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + IM_ASSERT(columns != NULL); + + if (column_index < 0) + column_index = columns->Current; + IM_ASSERT(column_index < columns->Columns.Size); + + const float t = columns->Columns[column_index].OffsetNorm; + const float x_offset = ImLerp(columns->OffMinX, columns->OffMaxX, t); + return x_offset; +} + +static float GetColumnWidthEx(ImGuiColumns* columns, int column_index, bool before_resize = false) +{ + if (column_index < 0) + column_index = columns->Current; + + float offset_norm; + if (before_resize) + offset_norm = columns->Columns[column_index + 1].OffsetNormBeforeResize - columns->Columns[column_index].OffsetNormBeforeResize; + else + offset_norm = columns->Columns[column_index + 1].OffsetNorm - columns->Columns[column_index].OffsetNorm; + return ImGui::GetColumnOffsetFromNorm(columns, offset_norm); +} + +float ImGui::GetColumnWidth(int column_index) +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + IM_ASSERT(columns != NULL); + + if (column_index < 0) + column_index = columns->Current; + return GetColumnOffsetFromNorm(columns, columns->Columns[column_index + 1].OffsetNorm - columns->Columns[column_index].OffsetNorm); +} + +void ImGui::SetColumnOffset(int column_index, float offset) +{ + ImGuiContext& g = *GImGui; + ImGuiWindow* window = g.CurrentWindow; + ImGuiColumns* columns = window->DC.CurrentColumns; + IM_ASSERT(columns != NULL); + + if (column_index < 0) + column_index = columns->Current; + IM_ASSERT(column_index < columns->Columns.Size); + + const bool preserve_width = !(columns->Flags & ImGuiColumnsFlags_NoPreserveWidths) && (column_index < columns->Count-1); + const float width = preserve_width ? GetColumnWidthEx(columns, column_index, columns->IsBeingResized) : 0.0f; + + if (!(columns->Flags & ImGuiColumnsFlags_NoForceWithinWindow)) + offset = ImMin(offset, columns->OffMaxX - g.Style.ColumnsMinSpacing * (columns->Count - column_index)); + columns->Columns[column_index].OffsetNorm = GetColumnNormFromOffset(columns, offset - columns->OffMinX); + + if (preserve_width) + SetColumnOffset(column_index + 1, offset + ImMax(g.Style.ColumnsMinSpacing, width)); +} + +void ImGui::SetColumnWidth(int column_index, float width) +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + IM_ASSERT(columns != NULL); + + if (column_index < 0) + column_index = columns->Current; + SetColumnOffset(column_index + 1, GetColumnOffset(column_index) + width); +} + +void ImGui::PushColumnClipRect(int column_index) +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + if (column_index < 0) + column_index = columns->Current; + + ImGuiColumnData* column = &columns->Columns[column_index]; + PushClipRect(column->ClipRect.Min, column->ClipRect.Max, false); +} + +// Get into the columns background draw command (which is generally the same draw command as before we called BeginColumns) +void ImGui::PushColumnsBackground() +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + window->DrawList->ChannelsSetCurrent(0); + int cmd_size = window->DrawList->CmdBuffer.Size; + PushClipRect(columns->HostClipRect.Min, columns->HostClipRect.Max, false); + IM_UNUSED(cmd_size); + IM_ASSERT(cmd_size == window->DrawList->CmdBuffer.Size); // Being in channel 0 this should not have created an ImDrawCmd +} + +void ImGui::PopColumnsBackground() +{ + ImGuiWindow* window = GetCurrentWindowRead(); + ImGuiColumns* columns = window->DC.CurrentColumns; + window->DrawList->ChannelsSetCurrent(columns->Current + 1); + PopClipRect(); +} + +ImGuiColumns* ImGui::FindOrCreateColumns(ImGuiWindow* window, ImGuiID id) +{ + // We have few columns per window so for now we don't need bother much with turning this into a faster lookup. + for (int n = 0; n < window->ColumnsStorage.Size; n++) + if (window->ColumnsStorage[n].ID == id) + return &window->ColumnsStorage[n]; + + window->ColumnsStorage.push_back(ImGuiColumns()); + ImGuiColumns* columns = &window->ColumnsStorage.back(); + columns->ID = id; + return columns; +} + +ImGuiID ImGui::GetColumnsID(const char* str_id, int columns_count) +{ + ImGuiWindow* window = GetCurrentWindow(); + + // Differentiate column ID with an arbitrary prefix for cases where users name their columns set the same as another widget. + // In addition, when an identifier isn't explicitly provided we include the number of columns in the hash to make it uniquer. + PushID(0x11223347 + (str_id ? 0 : columns_count)); + ImGuiID id = window->GetID(str_id ? str_id : "columns"); + PopID(); + + return id; +} + +void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlags flags) +{ + ImGuiContext& g = *GImGui; + ImGuiWindow* window = GetCurrentWindow(); + + IM_ASSERT(columns_count >= 1); + IM_ASSERT(window->DC.CurrentColumns == NULL); // Nested columns are currently not supported + + // Acquire storage for the columns set + ImGuiID id = GetColumnsID(str_id, columns_count); + ImGuiColumns* columns = FindOrCreateColumns(window, id); + IM_ASSERT(columns->ID == id); + columns->Current = 0; + columns->Count = columns_count; + columns->Flags = flags; + window->DC.CurrentColumns = columns; + + // Set state for first column + columns->OffMinX = window->DC.Indent.x - g.Style.ItemSpacing.x; + columns->OffMaxX = ImMax(window->WorkRect.Max.x - window->Pos.x, columns->OffMinX + 1.0f); + columns->HostCursorPosY = window->DC.CursorPos.y; + columns->HostCursorMaxPosX = window->DC.CursorMaxPos.x; + columns->HostClipRect = window->ClipRect; + columns->HostWorkRect = window->WorkRect; + columns->LineMinY = columns->LineMaxY = window->DC.CursorPos.y; + window->DC.ColumnsOffset.x = 0.0f; + window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); + + // Clear data if columns count changed + if (columns->Columns.Size != 0 && columns->Columns.Size != columns_count + 1) + columns->Columns.resize(0); + + // Initialize default widths + columns->IsFirstFrame = (columns->Columns.Size == 0); + if (columns->Columns.Size == 0) + { + columns->Columns.reserve(columns_count + 1); + for (int n = 0; n < columns_count + 1; n++) + { + ImGuiColumnData column; + column.OffsetNorm = n / (float)columns_count; + columns->Columns.push_back(column); + } + } + + for (int n = 0; n < columns_count; n++) + { + // Compute clipping rectangle + ImGuiColumnData* column = &columns->Columns[n]; + float clip_x1 = ImFloor(0.5f + window->Pos.x + GetColumnOffset(n)); + float clip_x2 = ImFloor(0.5f + window->Pos.x + GetColumnOffset(n + 1) - 1.0f); + column->ClipRect = ImRect(clip_x1, -FLT_MAX, clip_x2, +FLT_MAX); + column->ClipRect.ClipWith(window->ClipRect); + } + + if (columns->Count > 1) + { + window->DrawList->ChannelsSplit(1 + columns->Count); + window->DrawList->ChannelsSetCurrent(1); + PushColumnClipRect(0); + } + + float offset_0 = GetColumnOffset(columns->Current); + float offset_1 = GetColumnOffset(columns->Current + 1); + float width = offset_1 - offset_0; + PushItemWidth(width * 0.65f); + window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; +} + +void ImGui::NextColumn() +{ + ImGuiWindow* window = GetCurrentWindow(); + if (window->SkipItems || window->DC.CurrentColumns == NULL) + return; + + ImGuiContext& g = *GImGui; + ImGuiColumns* columns = window->DC.CurrentColumns; + + if (columns->Count == 1) + { + window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); + IM_ASSERT(columns->Current == 0); + return; + } + PopItemWidth(); + PopClipRect(); + + columns->LineMaxY = ImMax(columns->LineMaxY, window->DC.CursorPos.y); + if (++columns->Current < columns->Count) + { + // Columns 1+ cancel out IndentX + // FIXME-COLUMNS: Unnecessary, could be locked? + window->DC.ColumnsOffset.x = GetColumnOffset(columns->Current) - window->DC.Indent.x + g.Style.ItemSpacing.x; + window->DrawList->ChannelsSetCurrent(columns->Current + 1); + } + else + { + // New row/line + window->DC.ColumnsOffset.x = 0.0f; + window->DrawList->ChannelsSetCurrent(1); + columns->Current = 0; + columns->LineMinY = columns->LineMaxY; + } + window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); + window->DC.CursorPos.y = columns->LineMinY; + window->DC.CurrLineSize = ImVec2(0.0f, 0.0f); + window->DC.CurrLineTextBaseOffset = 0.0f; + + PushColumnClipRect(columns->Current); // FIXME-COLUMNS: Could it be an overwrite? + + // FIXME-COLUMNS: Share code with BeginColumns() - move code on columns setup. + float offset_0 = GetColumnOffset(columns->Current); + float offset_1 = GetColumnOffset(columns->Current + 1); + float width = offset_1 - offset_0; + PushItemWidth(width * 0.65f); + window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; +} + +void ImGui::EndColumns() +{ + ImGuiContext& g = *GImGui; + ImGuiWindow* window = GetCurrentWindow(); + ImGuiColumns* columns = window->DC.CurrentColumns; + IM_ASSERT(columns != NULL); + + PopItemWidth(); + if (columns->Count > 1) + { + PopClipRect(); + window->DrawList->ChannelsMerge(); + } + + const ImGuiColumnsFlags flags = columns->Flags; + columns->LineMaxY = ImMax(columns->LineMaxY, window->DC.CursorPos.y); + window->DC.CursorPos.y = columns->LineMaxY; + if (!(flags & ImGuiColumnsFlags_GrowParentContentsSize)) + window->DC.CursorMaxPos.x = columns->HostCursorMaxPosX; // Restore cursor max pos, as columns don't grow parent + + // Draw columns borders and handle resize + // The IsBeingResized flag ensure we preserve pre-resize columns width so back-and-forth are not lossy + bool is_being_resized = false; + if (!(flags & ImGuiColumnsFlags_NoBorder) && !window->SkipItems) + { + // We clip Y boundaries CPU side because very long triangles are mishandled by some GPU drivers. + const float y1 = ImMax(columns->HostCursorPosY, window->ClipRect.Min.y); + const float y2 = ImMin(window->DC.CursorPos.y, window->ClipRect.Max.y); + int dragging_column = -1; + for (int n = 1; n < columns->Count; n++) + { + ImGuiColumnData* column = &columns->Columns[n]; + float x = window->Pos.x + GetColumnOffset(n); + const ImGuiID column_id = columns->ID + ImGuiID(n); + const float column_hit_hw = COLUMNS_HIT_RECT_HALF_WIDTH; + const ImRect column_hit_rect(ImVec2(x - column_hit_hw, y1), ImVec2(x + column_hit_hw, y2)); + KeepAliveID(column_id); + if (IsClippedEx(column_hit_rect, column_id, false)) + continue; + + bool hovered = false, held = false; + if (!(flags & ImGuiColumnsFlags_NoResize)) + { + ButtonBehavior(column_hit_rect, column_id, &hovered, &held); + if (hovered || held) + g.MouseCursor = ImGuiMouseCursor_ResizeEW; + if (held && !(column->Flags & ImGuiColumnsFlags_NoResize)) + dragging_column = n; + } + + // Draw column + const ImU32 col = GetColorU32(held ? ImGuiCol_SeparatorActive : hovered ? ImGuiCol_SeparatorHovered : ImGuiCol_Separator); + const float xi = (float)(int)x; + window->DrawList->AddLine(ImVec2(xi, y1 + 1.0f), ImVec2(xi, y2), col); + } + + // Apply dragging after drawing the column lines, so our rendered lines are in sync with how items were displayed during the frame. + if (dragging_column != -1) + { + if (!columns->IsBeingResized) + for (int n = 0; n < columns->Count + 1; n++) + columns->Columns[n].OffsetNormBeforeResize = columns->Columns[n].OffsetNorm; + columns->IsBeingResized = is_being_resized = true; + float x = GetDraggedColumnOffset(columns, dragging_column); + SetColumnOffset(dragging_column, x); + } + } + columns->IsBeingResized = is_being_resized; + + window->WorkRect = columns->HostWorkRect; + window->DC.CurrentColumns = NULL; + window->DC.ColumnsOffset.x = 0.0f; + window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); +} + +// [2018-03: This is currently the only public API, while we are working on making BeginColumns/EndColumns user-facing] +void ImGui::Columns(int columns_count, const char* id, bool border) +{ + ImGuiWindow* window = GetCurrentWindow(); + IM_ASSERT(columns_count >= 1); + + ImGuiColumnsFlags flags = (border ? 0 : ImGuiColumnsFlags_NoBorder); + //flags |= ImGuiColumnsFlags_NoPreserveWidths; // NB: Legacy behavior + ImGuiColumns* columns = window->DC.CurrentColumns; + if (columns != NULL && columns->Count == columns_count && columns->Flags == flags) + return; + + if (columns != NULL) + EndColumns(); + + if (columns_count != 1) + BeginColumns(id, columns_count, flags); +} + +//------------------------------------------------------------------------- From 61c7f0194e9027f86b3bc476f0a7db4129d54e5c Mon Sep 17 00:00:00 2001 From: omar Date: Wed, 17 Jul 2019 15:11:52 -0700 Subject: [PATCH 3/5] Misc: Made Button(), ColorButton() not trigger an "edited" event leading to IsItemDeactivatedAfterEdit() returning true. This also effectively make ColorEdit4() not incorrect trigger IsItemDeactivatedAfterEdit() when clicking the color button to open the picker popup. (#1875) Demo: Added Button with repeater and InputFloat with +/- button to the status query test demo. --- docs/CHANGELOG.txt | 3 +++ imgui_demo.cpp | 32 +++++++++++++------------------- imgui_widgets.cpp | 5 ----- 3 files changed, 16 insertions(+), 24 deletions(-) diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt index c7a88164..0bcc2136 100644 --- a/docs/CHANGELOG.txt +++ b/docs/CHANGELOG.txt @@ -62,6 +62,9 @@ Other Changes: - Style: Attenuated default opacity of ImGuiCol_Separator in Classic and Light styles. - Style: Added style.ColorButtonPosition (left/right, defaults to ImGuiDir_Right) to move the color button of ColorEdit3/ColorEdit4 functions to either side of the inputs. +- Misc: Made Button(), ColorButton() not trigger an "edited" event leading to IsItemDeactivatedAfterEdit() + returning true. This also effectively make ColorEdit4() not incorrect trigger IsItemDeactivatedAfterEdit() + when clicking the color button to open the picker popup. (#1875) - Misc: Added IMGUI_DISABLE_METRICS_WINDOW imconfig.h setting to explicitly compile out ShowMetricsWindow(). - Debug, Metrics: Added "Tools->Item Picker" tool which allow clicking on a widget to break in the debugger within the item code. The tool calls IM_DEBUG_BREAK() which can be redefined in imconfig.h if needed. diff --git a/imgui_demo.cpp b/imgui_demo.cpp index e1c07dcf..756f8ada 100644 --- a/imgui_demo.cpp +++ b/imgui_demo.cpp @@ -1545,28 +1545,22 @@ static void ShowDemoWindowWidgets() static bool b = false; static float col4f[4] = { 1.0f, 0.5, 0.0f, 1.0f }; static char str[16] = {}; - ImGui::RadioButton("Text", &item_type, 0); - ImGui::RadioButton("Button", &item_type, 1); - ImGui::RadioButton("Checkbox", &item_type, 2); - ImGui::RadioButton("SliderFloat", &item_type, 3); - ImGui::RadioButton("InputText", &item_type, 4); - ImGui::RadioButton("InputFloat3", &item_type, 5); - ImGui::RadioButton("ColorEdit4", &item_type, 6); - ImGui::RadioButton("MenuItem", &item_type, 7); - ImGui::RadioButton("TreeNode (w/ double-click)", &item_type, 8); - ImGui::RadioButton("ListBox", &item_type, 9); - ImGui::Separator(); + ImGui::Combo("Item Type", &item_type, "Text\0Button\0Button (w/ repeat)\0Checkbox\0SliderFloat\0InputText\0InputFloat\0InputFloat3\0ColorEdit4\0MenuItem\0TreeNode (w/ double-click)\0ListBox\0"); + ImGui::SameLine(); + HelpMarker("Testing how various types of items are interacting with the IsItemXXX functions."); bool ret = false; if (item_type == 0) { ImGui::Text("ITEM: Text"); } // Testing text items with no identifier/interaction if (item_type == 1) { ret = ImGui::Button("ITEM: Button"); } // Testing button - if (item_type == 2) { ret = ImGui::Checkbox("ITEM: Checkbox", &b); } // Testing checkbox - if (item_type == 3) { ret = ImGui::SliderFloat("ITEM: SliderFloat", &col4f[0], 0.0f, 1.0f); } // Testing basic item - if (item_type == 4) { ret = ImGui::InputText("ITEM: InputText", &str[0], IM_ARRAYSIZE(str)); } // Testing input text (which handles tabbing) - if (item_type == 5) { ret = ImGui::InputFloat3("ITEM: InputFloat3", col4f); } // Testing multi-component items (IsItemXXX flags are reported merged) - if (item_type == 6) { ret = ImGui::ColorEdit4("ITEM: ColorEdit4", col4f); } // Testing multi-component items (IsItemXXX flags are reported merged) - if (item_type == 7) { ret = ImGui::MenuItem("ITEM: MenuItem"); } // Testing menu item (they use ImGuiButtonFlags_PressedOnRelease button policy) - if (item_type == 8) { ret = ImGui::TreeNodeEx("ITEM: TreeNode w/ ImGuiTreeNodeFlags_OpenOnDoubleClick", ImGuiTreeNodeFlags_OpenOnDoubleClick | ImGuiTreeNodeFlags_NoTreePushOnOpen); } // Testing tree node with ImGuiButtonFlags_PressedOnDoubleClick button policy. - if (item_type == 9) { const char* items[] = { "Apple", "Banana", "Cherry", "Kiwi" }; static int current = 1; ret = ImGui::ListBox("ITEM: ListBox", ¤t, items, IM_ARRAYSIZE(items), IM_ARRAYSIZE(items)); } + if (item_type == 2) { ImGui::PushButtonRepeat(true); ret = ImGui::Button("ITEM: Button"); ImGui::PopButtonRepeat(); } // Testing button (with repeater) + if (item_type == 3) { ret = ImGui::Checkbox("ITEM: Checkbox", &b); } // Testing checkbox + if (item_type == 4) { ret = ImGui::SliderFloat("ITEM: SliderFloat", &col4f[0], 0.0f, 1.0f); } // Testing basic item + if (item_type == 5) { ret = ImGui::InputText("ITEM: InputText", &str[0], IM_ARRAYSIZE(str)); } // Testing input text (which handles tabbing) + if (item_type == 6) { ret = ImGui::InputFloat("ITEM: InputFloat", col4f, 1.0f); } // Testing +/- buttons on scalar input + if (item_type == 7) { ret = ImGui::InputFloat3("ITEM: InputFloat3", col4f); } // Testing multi-component items (IsItemXXX flags are reported merged) + if (item_type == 8) { ret = ImGui::ColorEdit4("ITEM: ColorEdit4", col4f); } // Testing multi-component items (IsItemXXX flags are reported merged) + if (item_type == 9) { ret = ImGui::MenuItem("ITEM: MenuItem"); } // Testing menu item (they use ImGuiButtonFlags_PressedOnRelease button policy) + if (item_type == 10){ ret = ImGui::TreeNodeEx("ITEM: TreeNode w/ ImGuiTreeNodeFlags_OpenOnDoubleClick", ImGuiTreeNodeFlags_OpenOnDoubleClick | ImGuiTreeNodeFlags_NoTreePushOnOpen); } // Testing tree node with ImGuiButtonFlags_PressedOnDoubleClick button policy. + if (item_type == 11){ const char* items[] = { "Apple", "Banana", "Cherry", "Kiwi" }; static int current = 1; ret = ImGui::ListBox("ITEM: ListBox", ¤t, items, IM_ARRAYSIZE(items), IM_ARRAYSIZE(items)); } ImGui::BulletText( "Return value = %d\n" "IsItemFocused() = %d\n" diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp index 0b2b2be7..53fab788 100644 --- a/imgui_widgets.cpp +++ b/imgui_widgets.cpp @@ -626,8 +626,6 @@ bool ImGui::ButtonEx(const char* label, const ImVec2& size_arg, ImGuiButtonFlags flags |= ImGuiButtonFlags_Repeat; bool hovered, held; bool pressed = ButtonBehavior(bb, id, &hovered, &held, flags); - if (pressed) - MarkItemEdited(id); // Render const ImU32 col = GetColorU32((held && hovered) ? ImGuiCol_ButtonActive : hovered ? ImGuiCol_ButtonHovered : ImGuiCol_Button); @@ -4840,9 +4838,6 @@ bool ImGui::ColorButton(const char* desc_id, const ImVec4& col, ImGuiColorEditFl if (!(flags & ImGuiColorEditFlags_NoTooltip) && hovered) ColorTooltip(desc_id, &col.x, flags & (ImGuiColorEditFlags__InputMask | ImGuiColorEditFlags_NoAlpha | ImGuiColorEditFlags_AlphaPreview | ImGuiColorEditFlags_AlphaPreviewHalf)); - if (pressed) - MarkItemEdited(id); - return pressed; } From e28d20c3e2d33261f2542095751561ea3022f6d0 Mon Sep 17 00:00:00 2001 From: omar Date: Wed, 17 Jul 2019 17:09:47 -0700 Subject: [PATCH 4/5] Columns: Fixed a regression from 1.71 where the right-side of the contents rectangle within each column would wrongly use a WindowPadding.x instead of ItemSpacing.x like it always did. (#125, #2666) --- docs/CHANGELOG.txt | 2 ++ imgui_widgets.cpp | 16 ++++++++++------ 2 files changed, 12 insertions(+), 6 deletions(-) diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt index 0bcc2136..10d36d08 100644 --- a/docs/CHANGELOG.txt +++ b/docs/CHANGELOG.txt @@ -56,6 +56,8 @@ Other Changes: - Scrollbar: Avoid overlapping the opposite side when window (often a child window) is forcibly too small. - Combo: Hide arrow when there's not enough space even for the square button. - TabBar: Fixed unfocused tab bar separator color (was using ImGuiCol_Tab, should use ImGuiCol_TabUnfocusedActive). +- Columns: Fixed a regression from 1.71 where the right-side of the contents rectangle within each column + would wrongly use a WindowPadding.x instead of ItemSpacing.x like it always did. (#125, #2666) - Word-wrapping: Fixed overzealous word-wrapping when glyph edge lands exactly on the limit. Because of this, auto-fitting exactly unwrapped text would make it wrap. (fixes initial 1.15 commit, 78645a7d). - Scrolling: Added SetScrollHereX(), SetScrollFromPosX() for completeness. (#1580) [@kevreco] diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp index 53fab788..25057426 100644 --- a/imgui_widgets.cpp +++ b/imgui_widgets.cpp @@ -7295,8 +7295,10 @@ void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlag window->DC.CurrentColumns = columns; // Set state for first column - columns->OffMinX = window->DC.Indent.x - g.Style.ItemSpacing.x; - columns->OffMaxX = ImMax(window->WorkRect.Max.x - window->Pos.x, columns->OffMinX + 1.0f); + const float column_padding = g.Style.ItemSpacing.x; + columns->OffMinX = window->DC.Indent.x - column_padding; + columns->OffMaxX = window->WorkRect.Max.x - window->Pos.x; + columns->OffMaxX = ImMax(columns->OffMaxX, columns->OffMinX + 1.0f); columns->HostCursorPosY = window->DC.CursorPos.y; columns->HostCursorMaxPosX = window->DC.CursorMaxPos.x; columns->HostClipRect = window->ClipRect; @@ -7343,7 +7345,7 @@ void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlag float offset_1 = GetColumnOffset(columns->Current + 1); float width = offset_1 - offset_0; PushItemWidth(width * 0.65f); - window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; + window->WorkRect.Max.x = window->Pos.x + offset_1 - column_padding; } void ImGui::NextColumn() @@ -7364,17 +7366,19 @@ void ImGui::NextColumn() PopItemWidth(); PopClipRect(); + const float column_padding = g.Style.ItemSpacing.x; columns->LineMaxY = ImMax(columns->LineMaxY, window->DC.CursorPos.y); if (++columns->Current < columns->Count) { - // Columns 1+ cancel out IndentX + // Columns 1+ ignore IndentX (by canceling it out) // FIXME-COLUMNS: Unnecessary, could be locked? - window->DC.ColumnsOffset.x = GetColumnOffset(columns->Current) - window->DC.Indent.x + g.Style.ItemSpacing.x; + window->DC.ColumnsOffset.x = GetColumnOffset(columns->Current) - window->DC.Indent.x + column_padding; window->DrawList->ChannelsSetCurrent(columns->Current + 1); } else { // New row/line + // Column 0 honor IndentX window->DC.ColumnsOffset.x = 0.0f; window->DrawList->ChannelsSetCurrent(1); columns->Current = 0; @@ -7392,7 +7396,7 @@ void ImGui::NextColumn() float offset_1 = GetColumnOffset(columns->Current + 1); float width = offset_1 - offset_0; PushItemWidth(width * 0.65f); - window->WorkRect.Max.x = window->Pos.x + offset_1 - window->WindowPadding.x; + window->WorkRect.Max.x = window->Pos.x + offset_1 - column_padding; } void ImGui::EndColumns() From 6c16ba649092bc90e219d30990f53ee8c59abc7c Mon Sep 17 00:00:00 2001 From: omar Date: Wed, 17 Jul 2019 18:40:48 -0700 Subject: [PATCH 5/5] Columns: Improved honoring left-most and right-most alignment with various values of ItemSpacing.x and WindowPadding.x. In particular, the right-most edge now reaches up to the clipping rectangle while ensuring that the right-most column clipping width matches others. (#125, #2666) --- docs/CHANGELOG.txt | 3 +++ imgui_widgets.cpp | 19 +++++++++++-------- 2 files changed, 14 insertions(+), 8 deletions(-) diff --git a/docs/CHANGELOG.txt b/docs/CHANGELOG.txt index 10d36d08..d60e7cd1 100644 --- a/docs/CHANGELOG.txt +++ b/docs/CHANGELOG.txt @@ -58,6 +58,9 @@ Other Changes: - TabBar: Fixed unfocused tab bar separator color (was using ImGuiCol_Tab, should use ImGuiCol_TabUnfocusedActive). - Columns: Fixed a regression from 1.71 where the right-side of the contents rectangle within each column would wrongly use a WindowPadding.x instead of ItemSpacing.x like it always did. (#125, #2666) +- Columns: Improved honoring left-most and right-most alignment with various values of ItemSpacing.x and + WindowPadding.x. In particular, the right-most edge now reaches up to the clipping rectangle while + ensuring that the right-most column clipping width matches others. (#125, #2666) - Word-wrapping: Fixed overzealous word-wrapping when glyph edge lands exactly on the limit. Because of this, auto-fitting exactly unwrapped text would make it wrap. (fixes initial 1.15 commit, 78645a7d). - Scrolling: Added SetScrollHereX(), SetScrollFromPosX() for completeness. (#1580) [@kevreco] diff --git a/imgui_widgets.cpp b/imgui_widgets.cpp index 25057426..61ed2267 100644 --- a/imgui_widgets.cpp +++ b/imgui_widgets.cpp @@ -7294,18 +7294,19 @@ void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlag columns->Flags = flags; window->DC.CurrentColumns = columns; - // Set state for first column - const float column_padding = g.Style.ItemSpacing.x; - columns->OffMinX = window->DC.Indent.x - column_padding; - columns->OffMaxX = window->WorkRect.Max.x - window->Pos.x; - columns->OffMaxX = ImMax(columns->OffMaxX, columns->OffMinX + 1.0f); columns->HostCursorPosY = window->DC.CursorPos.y; columns->HostCursorMaxPosX = window->DC.CursorMaxPos.x; columns->HostClipRect = window->ClipRect; columns->HostWorkRect = window->WorkRect; + + // Set state for first column + // We aim so that the right-most column will have the same clipping width as other after being clipped by parent ClipRect + const float column_padding = g.Style.ItemSpacing.x; + const float half_clip_extend_x = ImFloor(ImMax(window->WindowPadding.x * 0.5f, window->WindowBorderSize)); + columns->OffMinX = window->DC.Indent.x - column_padding + ImMax(column_padding - window->WindowPadding.x, 0.0f); + columns->OffMaxX = ImMin(window->WorkRect.Max.x + column_padding - ImMax(column_padding - window->WindowPadding.x, 0.0f), window->WorkRect.Max.x + half_clip_extend_x) - window->Pos.x; + columns->OffMaxX = ImMax(columns->OffMaxX, columns->OffMinX + 1.0f); columns->LineMinY = columns->LineMaxY = window->DC.CursorPos.y; - window->DC.ColumnsOffset.x = 0.0f; - window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); // Clear data if columns count changed if (columns->Columns.Size != 0 && columns->Columns.Size != columns_count + 1) @@ -7345,6 +7346,8 @@ void ImGui::BeginColumns(const char* str_id, int columns_count, ImGuiColumnsFlag float offset_1 = GetColumnOffset(columns->Current + 1); float width = offset_1 - offset_0; PushItemWidth(width * 0.65f); + window->DC.ColumnsOffset.x = columns->OffMinX - window->DC.Indent.x + column_padding; + window->DC.CursorPos.x = (float)(int)(window->Pos.x + window->DC.Indent.x + window->DC.ColumnsOffset.x); window->WorkRect.Max.x = window->Pos.x + offset_1 - column_padding; } @@ -7379,7 +7382,7 @@ void ImGui::NextColumn() { // New row/line // Column 0 honor IndentX - window->DC.ColumnsOffset.x = 0.0f; + window->DC.ColumnsOffset.x = columns->OffMinX - window->DC.Indent.x + column_padding; window->DrawList->ChannelsSetCurrent(1); columns->Current = 0; columns->LineMinY = columns->LineMaxY;