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https://github.com/xemu-project/imgui.git
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Internal: Extracted some of the Begin code into RenderWindowTitleBarContents().
This commit is contained in:
omar
parent
b50c61c961
commit
72951a1a85
108
imgui.cpp
108
imgui.cpp
@ -1076,7 +1076,8 @@ static int FindWindowFocusIndex(ImGuiWindow* window);
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static void UpdateMouseInputs();
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static void UpdateMouseWheel();
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static void UpdateManualResize(ImGuiWindow* window, const ImVec2& size_auto_fit, int* border_held, int resize_grip_count, ImU32 resize_grip_col[4]);
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static void RenderOuterBorders(ImGuiWindow* window);
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static void RenderWindowOuterBorders(ImGuiWindow* window);
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static void RenderWindowTitleBarContents(ImGuiWindow* window, const ImRect& title_bar_rect, const char* name, bool* p_open);
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}
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@ -4926,7 +4927,7 @@ static inline void ClampWindowRect(ImGuiWindow* window, const ImRect& rect, cons
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window->Pos = ImMin(rect.Max - padding, ImMax(window->Pos + size_for_clamping, rect.Min + padding) - size_for_clamping);
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}
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static void ImGui::RenderOuterBorders(ImGuiWindow* window)
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static void ImGui::RenderWindowOuterBorders(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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float rounding = window->WindowRounding;
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@ -4963,6 +4964,58 @@ static void ImGui::RenderOuterBorders(ImGuiWindow* window)
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}
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}
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void ImGui::RenderWindowTitleBarContents(ImGuiWindow* window, const ImRect& title_bar_rect, const char* name, bool* p_open)
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{
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ImGuiContext& g = *GImGui;
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ImGuiStyle& style = g.Style;
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ImGuiWindowFlags flags = window->Flags;
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// Close & collapse button are on layer 1 (same as menus) and don't default focus
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const ImGuiItemFlags item_flags_backup = window->DC.ItemFlags;
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window->DC.ItemFlags |= ImGuiItemFlags_NoNavDefaultFocus;
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window->DC.NavLayerCurrent = ImGuiNavLayer_Menu;
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window->DC.NavLayerCurrentMask = (1 << ImGuiNavLayer_Menu);
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// Collapse button
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if (!(flags & ImGuiWindowFlags_NoCollapse))
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if (CollapseButton(window->GetID("#COLLAPSE"), window->Pos))
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window->WantCollapseToggle = true; // Defer collapsing to next frame as we are too far in the Begin() function
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// Close button
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if (p_open != NULL)
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{
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const float rad = g.FontSize * 0.5f;
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if (CloseButton(window->GetID("#CLOSE"), ImVec2(window->Pos.x + window->Size.x - style.FramePadding.x - rad, window->Pos.y + style.FramePadding.y + rad), rad + 1))
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*p_open = false;
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}
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window->DC.NavLayerCurrent = ImGuiNavLayer_Main;
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window->DC.NavLayerCurrentMask = (1 << ImGuiNavLayer_Main);
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window->DC.ItemFlags = item_flags_backup;
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// Title bar text (with: horizontal alignment, avoiding collapse/close button, optional "unsaved document" marker)
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// FIXME: Refactor text alignment facilities along with RenderText helpers, this is WAY too much messy code..
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const char* UNSAVED_DOCUMENT_MARKER = "*";
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const float marker_size_x = (flags & ImGuiWindowFlags_UnsavedDocument) ? CalcTextSize(UNSAVED_DOCUMENT_MARKER, NULL, false).x : 0.0f;
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const ImVec2 text_size = CalcTextSize(name, NULL, true) + ImVec2(marker_size_x, 0.0f);
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ImRect text_r = title_bar_rect;
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float pad_left = (flags & ImGuiWindowFlags_NoCollapse) ? style.FramePadding.x : (style.FramePadding.x + g.FontSize + style.ItemInnerSpacing.x);
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float pad_right = (p_open == NULL) ? style.FramePadding.x : (style.FramePadding.x + g.FontSize + style.ItemInnerSpacing.x);
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if (style.WindowTitleAlign.x > 0.0f)
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pad_right = ImLerp(pad_right, pad_left, style.WindowTitleAlign.x);
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text_r.Min.x += pad_left;
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text_r.Max.x -= pad_right;
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ImRect clip_rect = text_r;
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clip_rect.Max.x = window->Pos.x + window->Size.x - (p_open ? title_bar_rect.GetHeight() - 3 : style.FramePadding.x); // Match the size of CloseButton()
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RenderTextClipped(text_r.Min, text_r.Max, name, NULL, &text_size, style.WindowTitleAlign, &clip_rect);
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if (flags & ImGuiWindowFlags_UnsavedDocument)
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{
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ImVec2 marker_pos = ImVec2(ImMax(text_r.Min.x, text_r.Min.x + (text_r.GetWidth() - text_size.x) * style.WindowTitleAlign.x) + text_size.x, text_r.Min.y) + ImVec2(2 - marker_size_x, 0.0f);
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ImVec2 off = ImVec2(0.0f, (float)(int)(-g.FontSize * 0.25f));
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RenderTextClipped(marker_pos + off, text_r.Max + off, UNSAVED_DOCUMENT_MARKER, NULL, NULL, ImVec2(0, style.WindowTitleAlign.y), &clip_rect);
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}
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}
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void ImGui::UpdateWindowParentAndRootLinks(ImGuiWindow* window, ImGuiWindowFlags flags, ImGuiWindow* parent_window)
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{
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window->ParentWindow = parent_window;
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@ -4978,7 +5031,7 @@ void ImGui::UpdateWindowParentAndRootLinks(ImGuiWindow* window, ImGuiWindowFlags
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}
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}
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// Push a new ImGui window to add widgets to.
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// Push a new Dear ImGui window to add widgets to.
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// - A default window called "Debug" is automatically stacked at the beginning of every frame so you can use widgets without explicitly calling a Begin/End pair.
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// - Begin/End can be called multiple times during the frame with the same window name to append content.
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// - The window name is used as a unique identifier to preserve window information across frames (and save rudimentary information to the .ini file).
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@ -5438,7 +5491,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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}
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// Borders
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RenderOuterBorders(window);
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RenderWindowOuterBorders(window);
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}
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// Draw navigation selection/windowing rectangle border
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@ -5508,52 +5561,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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// Title bar
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if (!(flags & ImGuiWindowFlags_NoTitleBar))
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{
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// Close & collapse button are on layer 1 (same as menus) and don't default focus
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const ImGuiItemFlags item_flags_backup = window->DC.ItemFlags;
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window->DC.ItemFlags |= ImGuiItemFlags_NoNavDefaultFocus;
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window->DC.NavLayerCurrent = ImGuiNavLayer_Menu;
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window->DC.NavLayerCurrentMask = (1 << ImGuiNavLayer_Menu);
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// Collapse button
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if (!(flags & ImGuiWindowFlags_NoCollapse))
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if (CollapseButton(window->GetID("#COLLAPSE"), window->Pos))
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window->WantCollapseToggle = true; // Defer collapsing to next frame as we are too far in the Begin() function
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// Close button
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if (p_open != NULL)
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{
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const float rad = g.FontSize * 0.5f;
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if (CloseButton(window->GetID("#CLOSE"), ImVec2(window->Pos.x + window->Size.x - style.FramePadding.x - rad, window->Pos.y + style.FramePadding.y + rad), rad + 1))
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*p_open = false;
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}
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window->DC.NavLayerCurrent = ImGuiNavLayer_Main;
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window->DC.NavLayerCurrentMask = (1 << ImGuiNavLayer_Main);
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window->DC.ItemFlags = item_flags_backup;
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// Title bar text (with: horizontal alignment, avoiding collapse/close button, optional "unsaved document" marker)
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// FIXME: Refactor text alignment facilities along with RenderText helpers, this is too much code..
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const char* UNSAVED_DOCUMENT_MARKER = "*";
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float marker_size_x = (flags & ImGuiWindowFlags_UnsavedDocument) ? CalcTextSize(UNSAVED_DOCUMENT_MARKER, NULL, false).x : 0.0f;
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ImVec2 text_size = CalcTextSize(name, NULL, true) + ImVec2(marker_size_x, 0.0f);
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ImRect text_r = title_bar_rect;
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float pad_left = (flags & ImGuiWindowFlags_NoCollapse) ? style.FramePadding.x : (style.FramePadding.x + g.FontSize + style.ItemInnerSpacing.x);
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float pad_right = (p_open == NULL) ? style.FramePadding.x : (style.FramePadding.x + g.FontSize + style.ItemInnerSpacing.x);
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if (style.WindowTitleAlign.x > 0.0f)
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pad_right = ImLerp(pad_right, pad_left, style.WindowTitleAlign.x);
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text_r.Min.x += pad_left;
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text_r.Max.x -= pad_right;
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ImRect clip_rect = text_r;
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clip_rect.Max.x = window->Pos.x + window->Size.x - (p_open ? title_bar_rect.GetHeight() - 3 : style.FramePadding.x); // Match the size of CloseButton()
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RenderTextClipped(text_r.Min, text_r.Max, name, NULL, &text_size, style.WindowTitleAlign, &clip_rect);
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if (flags & ImGuiWindowFlags_UnsavedDocument)
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{
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ImVec2 marker_pos = ImVec2(ImMax(text_r.Min.x, text_r.Min.x + (text_r.GetWidth() - text_size.x) * style.WindowTitleAlign.x) + text_size.x, text_r.Min.y) + ImVec2(2 - marker_size_x, 0.0f);
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ImVec2 off = ImVec2(0.0f, (float)(int)(-g.FontSize * 0.25f));
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RenderTextClipped(marker_pos + off, text_r.Max + off, UNSAVED_DOCUMENT_MARKER, NULL, NULL, ImVec2(0, style.WindowTitleAlign.y), &clip_rect);
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}
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}
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RenderWindowTitleBarContents(window, title_bar_rect, name, p_open);
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// Pressing CTRL+C while holding on a window copy its content to the clipboard
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// This works but 1. doesn't handle multiple Begin/End pairs, 2. recursing into another Begin/End pair - so we need to work that out and add better logging scope.
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