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Clearing next window data at the end of Begin() more reliably. Misc comments.

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This commit is contained in:
omar 2018-02-27 22:38:10 +01:00
parent a761779b12
commit 0e62b7d68a
2 changed files with 8 additions and 19 deletions
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18
imgui.cpp
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@ -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).

9
imgui_internal.h
View File

@ -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.