From 0e62b7d68acb898e5bcdf37d2fddd48523a3b9da Mon Sep 17 00:00:00 2001 From: omar Date: Tue, 27 Feb 2018 22:38:10 +0100 Subject: [PATCH] Clearing next window data at the end of Begin() more reliably. Misc comments. --- imgui.cpp | 18 +++--------------- imgui_internal.h | 9 +++++---- 2 files changed, 8 insertions(+), 19 deletions(-) diff --git a/imgui.cpp b/imgui.cpp index 5285bc74..c0accaef 100644 --- a/imgui.cpp +++ b/imgui.cpp @@ -5657,14 +5657,12 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) { SetWindowPos(window, g.NextWindowData.PosVal, g.NextWindowData.PosCond); } - g.NextWindowData.PosCond = 0; } if (g.NextWindowData.SizeCond) { window_size_x_set_by_api = (window->SetWindowSizeAllowFlags & g.NextWindowData.SizeCond) != 0 && (g.NextWindowData.SizeVal.x > 0.0f); window_size_y_set_by_api = (window->SetWindowSizeAllowFlags & g.NextWindowData.SizeCond) != 0 && (g.NextWindowData.SizeVal.y > 0.0f); SetWindowSize(window, g.NextWindowData.SizeVal, g.NextWindowData.SizeCond); - g.NextWindowData.SizeCond = 0; } if (g.NextWindowData.ContentSizeCond) { @@ -5672,22 +5670,15 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) window->SizeContentsExplicit = g.NextWindowData.ContentSizeVal; if (window->SizeContentsExplicit.y != 0.0f) window->SizeContentsExplicit.y += window->TitleBarHeight() + window->MenuBarHeight(); - g.NextWindowData.ContentSizeCond = 0; } else if (first_begin_of_the_frame) { window->SizeContentsExplicit = ImVec2(0.0f, 0.0f); } if (g.NextWindowData.CollapsedCond) - { SetWindowCollapsed(window, g.NextWindowData.CollapsedVal, g.NextWindowData.CollapsedCond); - g.NextWindowData.CollapsedCond = 0; - } if (g.NextWindowData.FocusCond) - { SetWindowFocus(); - g.NextWindowData.FocusCond = 0; - } if (window->Appearing) SetWindowConditionAllowFlags(window, ImGuiCond_Appearing, false); @@ -5714,7 +5705,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) window->LastFrameActive = current_frame; window->IDStack.resize(1); - // Lock window rounding, border size and rounding so that altering the border sizes for children doesn't have side-effects. + // Lock window rounding, border size and padding for the frame (so that altering them doesn't cause inconsistencies) window->WindowRounding = (flags & ImGuiWindowFlags_ChildWindow) ? style.ChildRounding : ((flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiWindowFlags_Modal)) ? style.PopupRounding : style.WindowRounding; window->WindowBorderSize = (flags & ImGuiWindowFlags_ChildWindow) ? style.ChildBorderSize : ((flags & ImGuiWindowFlags_Popup) && !(flags & ImGuiWindowFlags_Modal)) ? style.PopupBorderSize : style.WindowBorderSize; window->WindowPadding = style.WindowPadding; @@ -5948,10 +5939,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) // Window background ImU32 bg_col = GetColorU32(GetWindowBgColorIdxFromFlags(flags)); if (g.NextWindowData.BgAlphaCond != 0) - { bg_col = (bg_col & ~IM_COL32_A_MASK) | (IM_F32_TO_INT8_SAT(g.NextWindowData.BgAlphaVal) << IM_COL32_A_SHIFT); - g.NextWindowData.BgAlphaCond = 0; - } window->DrawList->AddRectFilled(window->Pos+ImVec2(0,window->TitleBarHeight()), window->Pos+window->Size, bg_col, window_rounding, (flags & ImGuiWindowFlags_NoTitleBar) ? ImDrawCornerFlags_All : ImDrawCornerFlags_Bot); // Title bar @@ -6090,7 +6078,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) { ImGuiID id = window->GetID("#COLLAPSE"); ImRect bb(window->Pos + style.FramePadding + ImVec2(1,1), window->Pos + style.FramePadding + ImVec2(g.FontSize,g.FontSize) - ImVec2(1,1)); - ItemAdd(bb, id); // To allow navigation + ItemAdd(bb, id); if (ButtonBehavior(bb, id, NULL, NULL)) window->CollapseToggleWanted = true; // Defer collapsing to next frame as we are too far in the Begin() function RenderNavHighlight(bb, id); @@ -6166,7 +6154,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags) window->WriteAccessed = false; window->BeginCount++; - g.NextWindowData.SizeConstraintCond = 0; + g.NextWindowData.Clear(); // Child window can be out of sight and have "negative" clip windows. // Mark them as collapsed so commands are skipped earlier (we can't manually collapse because they have no title bar). diff --git a/imgui_internal.h b/imgui_internal.h index e13b5580..e723f3e2 100644 --- a/imgui_internal.h +++ b/imgui_internal.h @@ -543,7 +543,7 @@ struct ImGuiNextWindowData ImVec2 SizeVal; ImVec2 ContentSizeVal; bool CollapsedVal; - ImRect SizeConstraintRect; // Valid if 'SetNextWindowSizeConstraint' is true + ImRect SizeConstraintRect; ImGuiSizeCallback SizeCallback; void* SizeCallbackUserData; float BgAlphaVal; @@ -940,9 +940,10 @@ struct IMGUI_API ImGuiWindow int AutoFitChildAxises; ImGuiDir AutoPosLastDirection; int HiddenFrames; - ImGuiCond SetWindowPosAllowFlags; // store condition flags for next SetWindowPos() call. - ImGuiCond SetWindowSizeAllowFlags; // store condition flags for next SetWindowSize() call. - ImGuiCond SetWindowCollapsedAllowFlags; // store condition flags for next SetWindowCollapsed() call. + ImGuiCond SetWindowPosAllowFlags; // store accepted condition flags for SetNextWindowPos() use. + ImGuiCond SetWindowSizeAllowFlags; // store accepted condition flags for SetNextWindowSize() use. + ImGuiCond SetWindowCollapsedAllowFlags; // store accepted condition flags for SetNextWindowCollapsed() use. + ImVec2 SetWindowPosVal; // store window position when using a non-zero Pivot (position set needs to be processed when we know the window size) ImVec2 SetWindowPosPivot; // store window pivot for positioning. ImVec2(0,0) when positioning from top-left corner; ImVec2(0.5f,0.5f) for centering; ImVec2(1,1) for bottom right.