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Window: Fixed one case where auto-resize by double-clicking the resize grip would make either scrollbar appear for a single frame after the resize. Moved Scrollbar visibility block.

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This commit is contained in:
omar 2019-06-05 15:33:41 +02:00
parent 300d8dd656
commit c96f2c4057
2 changed files with 15 additions and 7 deletions
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2
docs/CHANGELOG.txt
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@ -42,6 +42,8 @@ Other Changes:
will always allow submitting a 100x100 item without creating a scrollbar, regarding of WindowPadding.
The exact meaning of ContentSize for decorated windows was previously ill-defined.
- Window: Fixed auto-resize with AlwaysVerticalScrollbar or AlwaysHorizontalScrollbar flags.
- Window: Fixed one case where auto-resize by double-clicking the resize grip would make either scrollbar
appear for a single frame after the resize.
- Columns: Fixed Separator from creating an extraneous draw command. (#125)
- Columns: Fixed Selectable with SpanAllColumns flag from creating an extraneous draw command. (#125)
- Separator: Revert 1.70 "Declare its thickness (1.0f) to the layout" change. It's not incorrect

20
imgui.cpp
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@ -1077,7 +1077,7 @@ static int FindWindowFocusIndex(ImGuiWindow* window);
// Misc
static void UpdateMouseInputs();
static void UpdateMouseWheel();
static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]);
static bool UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]);
static void RenderWindowOuterBorders(ImGuiWindow* window);
static void RenderWindowDecorations(ImGuiWindow* window, const ImRect& title_bar_rect, bool title_bar_is_highlight, int resize_grip_count, const ImU32 resize_grip_col[4], float resize_grip_draw_size);
static void RenderWindowTitleBarContents(ImGuiWindow* window, const ImRect& title_bar_rect, const char* name, bool* p_open);
@ -4829,15 +4829,18 @@ static ImRect GetResizeBorderRect(ImGuiWindow* window, int border_n, float perp_
}
// Handle resize for: Resize Grips, Borders, Gamepad
static void ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4])
// Return true when using auto-fit (double click on resize grip)
static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4])
{
ImGuiContext& g = *GImGui;
ImGuiWindowFlags flags = window->Flags;
if ((flags & ImGuiWindowFlags_NoResize) || (flags & ImGuiWindowFlags_AlwaysAutoResize) || window->AutoFitFramesX > 0 || window->AutoFitFramesY > 0)
return;
if (window->WasActive == false) // Early out to avoid running this code for e.g. an hidden implicit/fallback Debug window.
return;
if ((flags & ImGuiWindowFlags_NoResize) || (flags & ImGuiWindowFlags_AlwaysAutoResize) || window->AutoFitFramesX > 0 || window->AutoFitFramesY > 0)
return false;
if (window->WasActive == false) // Early out to avoid running this code for e.g. an hidden implicit/fallback Debug window.
return false;
bool ret_auto_fit = false;
const int resize_border_count = g.IO.ConfigWindowsResizeFromEdges ? 4 : 0;
const float grip_draw_size = (float)(int)ImMax(g.FontSize * 1.35f, window->WindowRounding + 1.0f + g.FontSize * 0.2f);
const float grip_hover_inner_size = (float)(int)(grip_draw_size * 0.75f);
@ -4871,6 +4874,7 @@ static void ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
{
// Manual auto-fit when double-clicking
size_target = CalcSizeAfterConstraint(window, size_auto_fit);
ret_auto_fit = true;
ClearActiveID();
}
else if (held)
@ -4945,6 +4949,7 @@ static void ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
window->DC.NavLayerCurrentMask = (1 << ImGuiNavLayer_Main);
window->Size = window->SizeFull;
return ret_auto_fit;
}
static inline void ClampWindowRect(ImGuiWindow* window, const ImRect& rect, const ImVec2& padding)
@ -5478,7 +5483,8 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
const int resize_grip_count = g.IO.ConfigWindowsResizeFromEdges ? 2 : 1; // 4
const float resize_grip_draw_size = (float)(int)ImMax(g.FontSize * 1.35f, window->WindowRounding + 1.0f + g.FontSize * 0.2f);
if (!window->Collapsed)
UpdateManualResize(window, size_auto_fit, &border_held, resize_grip_count, &resize_grip_col[0]);
if (UpdateManualResize(window, size_auto_fit, &border_held, resize_grip_count, &resize_grip_col[0]))
use_current_size_for_scrollbar_x = use_current_size_for_scrollbar_y = true;
window->ResizeBorderHeld = (signed char)border_held;
// SCROLLBAR VISIBILITY