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Internal: Refactored Separator into SeparatorEx(), exposed ImGuiSeparatorFlags_SpanAllColumns in imgui_internal.h and support without. (#759) + misc comments
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@ -133,7 +133,9 @@ It's mostly a bunch of personal notes, probably incomplete. Feel free to query i
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- clipper: ability to disable the clipping through a simple flag/bool.
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- clipper: ability to run without knowing full count in advance.
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- splitter/separator: formalize the splitter idiom into an official api (we want to handle n-way split) (#319)
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- separator: expose flags (#759)
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- separator: width, thickness, centering (#1643)
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- splitter: formalize the splitter idiom into an official api (we want to handle n-way split) (#319)
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- dock: merge docking branch (#2109)
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- dock: dock out from a collapsing header? would work nicely but need emitting window to keep submitting the code.
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@ -5445,7 +5445,8 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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window->InnerMainRect.Max.x = window->Pos.x + window->Size.x - ImMax(window->ScrollbarSizes.x, window->WindowBorderSize);
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window->InnerMainRect.Max.y = window->Pos.y + window->Size.y - ImMax(window->ScrollbarSizes.y, window->WindowBorderSize);
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// Inner clipping rectangle
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// Inner clipping rectangle will extend a little bit outside the work region.
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// This is to allow e.g. Selectable or CollapsingHeader or some separators to cover that space.
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// Force round operator last to ensure that e.g. (int)(max.x-min.x) in user's render code produce correct result.
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window->InnerClipRect.Min.x = ImFloor(0.5f + window->InnerMainRect.Min.x + ImMax(0.0f, ImFloor(window->WindowPadding.x * 0.5f - window->WindowBorderSize)));
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window->InnerClipRect.Min.y = ImFloor(0.5f + window->InnerMainRect.Min.y);
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@ -354,7 +354,8 @@ enum ImGuiSeparatorFlags_
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{
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ImGuiSeparatorFlags_None = 0,
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ImGuiSeparatorFlags_Horizontal = 1 << 0, // Axis default to current layout type, so generally Horizontal unless e.g. in a menu bar
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ImGuiSeparatorFlags_Vertical = 1 << 1
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ImGuiSeparatorFlags_Vertical = 1 << 1,
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ImGuiSeparatorFlags_SpanAllColumns = 1 << 2
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};
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// Transient per-window flags, reset at the beginning of the frame. For child window, inherited from parent on first Begin().
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@ -1551,7 +1552,7 @@ namespace ImGui
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IMGUI_API bool ArrowButtonEx(const char* str_id, ImGuiDir dir, ImVec2 size_arg, ImGuiButtonFlags flags);
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IMGUI_API void Scrollbar(ImGuiAxis axis);
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IMGUI_API ImGuiID GetScrollbarID(ImGuiWindow* window, ImGuiAxis axis);
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IMGUI_API void VerticalSeparator(); // Vertical separator, for menu bars (use current line height). Not exposed because it is misleading and it doesn't have an effect on regular layout.
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IMGUI_API void SeparatorEx(ImGuiSeparatorFlags flags);
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// Widgets low-level behaviors
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IMGUI_API bool ButtonBehavior(const ImRect& bb, ImGuiID id, bool* out_hovered, bool* out_held, ImGuiButtonFlags flags = 0);
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@ -1146,8 +1146,8 @@ void ImGui::Bullet()
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// - Dummy()
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// - NewLine()
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// - AlignTextToFramePadding()
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// - SeparatorEx() [Internal]
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// - Separator()
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// - VerticalSeparator() [Internal]
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// - SplitterBehavior() [Internal]
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//-------------------------------------------------------------------------
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@ -1198,69 +1198,75 @@ void ImGui::AlignTextToFramePadding()
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}
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// Horizontal/vertical separating line
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void ImGui::Separator()
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void ImGui::SeparatorEx(ImGuiSeparatorFlags flags)
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{
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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return;
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ImGuiContext& g = *GImGui;
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// Those flags should eventually be overrideable by the user
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ImGuiSeparatorFlags flags = (window->DC.LayoutType == ImGuiLayoutType_Horizontal) ? ImGuiSeparatorFlags_Vertical : ImGuiSeparatorFlags_Horizontal;
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ImGuiContext& g = *GImGui;
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IM_ASSERT(ImIsPowerOfTwo(flags & (ImGuiSeparatorFlags_Horizontal | ImGuiSeparatorFlags_Vertical))); // Check that only 1 option is selected
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if (flags & ImGuiSeparatorFlags_Vertical)
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{
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VerticalSeparator();
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return;
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// Vertical separator, for menu bars (use current line height). Not exposed because it is misleading and it doesn't have an effect on regular layout.
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float y1 = window->DC.CursorPos.y;
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float y2 = window->DC.CursorPos.y + window->DC.CurrentLineSize.y;
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const ImRect bb(ImVec2(window->DC.CursorPos.x, y1), ImVec2(window->DC.CursorPos.x + 1.0f, y2));
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ItemSize(ImVec2(1.0f, 0.0f));
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if (!ItemAdd(bb, 0))
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return;
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// Draw
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window->DrawList->AddLine(ImVec2(bb.Min.x, bb.Min.y), ImVec2(bb.Min.x, bb.Max.y), GetColorU32(ImGuiCol_Separator));
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if (g.LogEnabled)
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LogText(" |");
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}
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// Horizontal Separator
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if (window->DC.CurrentColumns)
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PushColumnsBackground();
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float x1 = window->Pos.x;
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float x2 = window->Pos.x + window->Size.x;
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if (!window->DC.GroupStack.empty())
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x1 += window->DC.Indent.x;
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const ImRect bb(ImVec2(x1, window->DC.CursorPos.y), ImVec2(x2, window->DC.CursorPos.y+1.0f));
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ItemSize(ImVec2(0.0f, 1.0f)); // NB: we don't provide our width so that it doesn't get feed back into AutoFit
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if (!ItemAdd(bb, 0))
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else if (flags & ImGuiSeparatorFlags_Horizontal)
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{
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if (window->DC.CurrentColumns)
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// Horizontal Separator
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float x1 = window->Pos.x;
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float x2 = window->Pos.x + window->Size.x;
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if (!window->DC.GroupStack.empty())
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x1 += window->DC.Indent.x;
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ImGuiColumns* columns = (flags & ImGuiSeparatorFlags_SpanAllColumns) ? window->DC.CurrentColumns : NULL;
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if (columns)
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PushColumnsBackground();
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const ImRect bb(ImVec2(x1, window->DC.CursorPos.y), ImVec2(x2, window->DC.CursorPos.y + 1.0f));
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ItemSize(ImVec2(0.0f, 1.0f)); // NB: we don't provide our width so that it doesn't get feed back into AutoFit
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if (!ItemAdd(bb, 0))
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{
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if (columns)
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PopColumnsBackground();
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return;
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}
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// Draw
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window->DrawList->AddLine(bb.Min, ImVec2(bb.Max.x, bb.Min.y), GetColorU32(ImGuiCol_Separator));
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if (g.LogEnabled)
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LogRenderedText(&bb.Min, "--------------------------------");
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if (columns)
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{
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PopColumnsBackground();
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return;
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}
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window->DrawList->AddLine(bb.Min, ImVec2(bb.Max.x,bb.Min.y), GetColorU32(ImGuiCol_Separator));
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if (g.LogEnabled)
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LogRenderedText(&bb.Min, "--------------------------------");
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if (window->DC.CurrentColumns)
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{
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PopColumnsBackground();
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window->DC.CurrentColumns->LineMinY = window->DC.CursorPos.y;
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columns->LineMinY = window->DC.CursorPos.y;
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}
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}
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}
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void ImGui::VerticalSeparator()
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void ImGui::Separator()
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{
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ImGuiWindow* window = GetCurrentWindow();
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ImGuiContext& g = *GImGui;
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ImGuiWindow* window = g.CurrentWindow;
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if (window->SkipItems)
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return;
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ImGuiContext& g = *GImGui;
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float y1 = window->DC.CursorPos.y;
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float y2 = window->DC.CursorPos.y + window->DC.CurrentLineSize.y;
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const ImRect bb(ImVec2(window->DC.CursorPos.x, y1), ImVec2(window->DC.CursorPos.x + 1.0f, y2));
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ItemSize(ImVec2(1.0f, 0.0f));
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if (!ItemAdd(bb, 0))
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return;
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window->DrawList->AddLine(ImVec2(bb.Min.x, bb.Min.y), ImVec2(bb.Min.x, bb.Max.y), GetColorU32(ImGuiCol_Separator));
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if (g.LogEnabled)
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LogText(" |");
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// Those flags should eventually be overridable by the user
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ImGuiSeparatorFlags flags = (window->DC.LayoutType == ImGuiLayoutType_Horizontal) ? ImGuiSeparatorFlags_Vertical : ImGuiSeparatorFlags_Horizontal;
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flags |= ImGuiSeparatorFlags_SpanAllColumns;
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SeparatorEx(flags);
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}
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// Using 'hover_visibility_delay' allows us to hide the highlight and mouse cursor for a short time, which can be convenient to reduce visual noise.
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