mirror of
https://github.com/ocornut/imgui.git
synced 2024-11-23 21:09:01 +08:00
Internals: refactored g.SetNextWindow fields into g.NextWindow. structure (so it can be more easily transported/copied)
This commit is contained in:
omar
parent
856ee17ed8
commit
04b44398eb
116
imgui.cpp
116
imgui.cpp
@ -2632,8 +2632,8 @@ void ImGui::Shutdown()
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g.FontStack.clear();
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g.OpenPopupStack.clear();
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g.CurrentPopupStack.clear();
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g.SetNextWindowSizeConstraintCallback = NULL;
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g.SetNextWindowSizeConstraintCallbackUserData = NULL;
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g.NextWindow.SizeConstraintCallback = NULL;
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g.NextWindow.SizeConstraintCallbackUserData = NULL;
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for (int i = 0; i < IM_ARRAYSIZE(g.RenderDrawLists); i++)
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g.RenderDrawLists[i].clear();
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g.OverlayDrawList.ClearFreeMemory();
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@ -3820,8 +3820,8 @@ static inline void ClearSetNextWindowData()
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{
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// FIXME-OPT
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ImGuiContext& g = *GImGui;
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g.SetNextWindowPosCond = g.SetNextWindowSizeCond = g.SetNextWindowContentSizeCond = g.SetNextWindowCollapsedCond = 0;
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g.SetNextWindowSizeConstraint = g.SetNextWindowFocus = false;
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g.NextWindow.PosCond = g.NextWindow.SizeCond = g.NextWindow.ContentSizeCond = g.NextWindow.CollapsedCond = 0;
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g.NextWindow.SizeConstraint = g.NextWindow.Focus = false;
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}
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bool ImGui::BeginPopupEx(ImGuiID id, ImGuiWindowFlags extra_flags)
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@ -3881,7 +3881,7 @@ bool ImGui::BeginPopupModal(const char* name, bool* p_open, ImGuiWindowFlags ext
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}
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// Center modal windows by default
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if (g.SetNextWindowPosCond == 0)
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if (g.NextWindow.PosCond == 0)
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SetNextWindowPos(g.IO.DisplaySize * 0.5f, ImGuiCond_Appearing, ImVec2(0.5f, 0.5f));
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ImGuiWindowFlags flags = extra_flags|ImGuiWindowFlags_Popup|ImGuiWindowFlags_Modal|ImGuiWindowFlags_NoCollapse|ImGuiWindowFlags_NoSavedSettings;
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@ -4193,20 +4193,20 @@ static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFl
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static ImVec2 CalcSizeAfterConstraint(ImGuiWindow* window, ImVec2 new_size)
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{
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ImGuiContext& g = *GImGui;
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if (g.SetNextWindowSizeConstraint)
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if (g.NextWindow.SizeConstraint)
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{
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// Using -1,-1 on either X/Y axis to preserve the current size.
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ImRect cr = g.SetNextWindowSizeConstraintRect;
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ImRect cr = g.NextWindow.SizeConstraintRect;
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new_size.x = (cr.Min.x >= 0 && cr.Max.x >= 0) ? ImClamp(new_size.x, cr.Min.x, cr.Max.x) : window->SizeFull.x;
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new_size.y = (cr.Min.y >= 0 && cr.Max.y >= 0) ? ImClamp(new_size.y, cr.Min.y, cr.Max.y) : window->SizeFull.y;
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if (g.SetNextWindowSizeConstraintCallback)
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if (g.NextWindow.SizeConstraintCallback)
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{
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ImGuiSizeConstraintCallbackData data;
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data.UserData = g.SetNextWindowSizeConstraintCallbackUserData;
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data.UserData = g.NextWindow.SizeConstraintCallbackUserData;
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data.Pos = window->Pos;
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data.CurrentSize = window->SizeFull;
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data.DesiredSize = new_size;
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g.SetNextWindowSizeConstraintCallback(&data);
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g.NextWindow.SizeConstraintCallback(&data);
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new_size = data.DesiredSize;
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}
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}
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@ -4352,7 +4352,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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ImGuiWindow* window = FindWindowByName(name);
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if (!window)
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{
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ImVec2 size_on_first_use = (g.SetNextWindowSizeCond != 0) ? g.SetNextWindowSizeVal : ImVec2(0.0f, 0.0f); // Any condition flag will do since we are creating a new window here.
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ImVec2 size_on_first_use = (g.NextWindow.SizeCond != 0) ? g.NextWindow.SizeVal : ImVec2(0.0f, 0.0f); // Any condition flag will do since we are creating a new window here.
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window = CreateNewWindow(name, size_on_first_use, flags);
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}
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@ -4397,50 +4397,50 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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// Process SetNextWindow***() calls
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bool window_pos_set_by_api = false;
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bool window_size_x_set_by_api = false, window_size_y_set_by_api = false;
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if (g.SetNextWindowPosCond)
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if (g.NextWindow.PosCond)
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{
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window_pos_set_by_api = (window->SetWindowPosAllowFlags & g.SetNextWindowPosCond) != 0;
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if (window_pos_set_by_api && ImLengthSqr(g.SetNextWindowPosPivot) > 0.00001f)
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window_pos_set_by_api = (window->SetWindowPosAllowFlags & g.NextWindow.PosCond) != 0;
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if (window_pos_set_by_api && ImLengthSqr(g.NextWindow.PosPivotVal) > 0.00001f)
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{
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// May be processed on the next frame if this is our first frame and we are measuring size
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// FIXME: Look into removing the branch so everything can go through this same code path for consistency.
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window->SetWindowPosVal = g.SetNextWindowPosVal;
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window->SetWindowPosPivot = g.SetNextWindowPosPivot;
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window->SetWindowPosVal = g.NextWindow.PosVal;
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window->SetWindowPosPivot = g.NextWindow.PosPivotVal;
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window->SetWindowPosAllowFlags &= ~(ImGuiCond_Once | ImGuiCond_FirstUseEver | ImGuiCond_Appearing);
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}
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else
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{
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SetWindowPos(window, g.SetNextWindowPosVal, g.SetNextWindowPosCond);
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SetWindowPos(window, g.NextWindow.PosVal, g.NextWindow.PosCond);
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}
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g.SetNextWindowPosCond = 0;
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g.NextWindow.PosCond = 0;
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}
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if (g.SetNextWindowSizeCond)
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if (g.NextWindow.SizeCond)
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{
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window_size_x_set_by_api = (window->SetWindowSizeAllowFlags & g.SetNextWindowSizeCond) != 0 && (g.SetNextWindowSizeVal.x > 0.0f);
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window_size_y_set_by_api = (window->SetWindowSizeAllowFlags & g.SetNextWindowSizeCond) != 0 && (g.SetNextWindowSizeVal.y > 0.0f);
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SetWindowSize(window, g.SetNextWindowSizeVal, g.SetNextWindowSizeCond);
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g.SetNextWindowSizeCond = 0;
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window_size_x_set_by_api = (window->SetWindowSizeAllowFlags & g.NextWindow.SizeCond) != 0 && (g.NextWindow.SizeVal.x > 0.0f);
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window_size_y_set_by_api = (window->SetWindowSizeAllowFlags & g.NextWindow.SizeCond) != 0 && (g.NextWindow.SizeVal.y > 0.0f);
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SetWindowSize(window, g.NextWindow.SizeVal, g.NextWindow.SizeCond);
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g.NextWindow.SizeCond = 0;
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}
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if (g.SetNextWindowContentSizeCond)
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if (g.NextWindow.ContentSizeCond)
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{
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// Adjust passed "client size" to become a "window size"
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window->SizeContentsExplicit = g.SetNextWindowContentSizeVal;
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window->SizeContentsExplicit = g.NextWindow.ContentSizeVal;
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window->SizeContentsExplicit.y += window->TitleBarHeight() + window->MenuBarHeight();
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g.SetNextWindowContentSizeCond = 0;
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g.NextWindow.ContentSizeCond = 0;
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}
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else if (first_begin_of_the_frame)
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{
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window->SizeContentsExplicit = ImVec2(0.0f, 0.0f);
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}
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if (g.SetNextWindowCollapsedCond)
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if (g.NextWindow.CollapsedCond)
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{
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SetWindowCollapsed(window, g.SetNextWindowCollapsedVal, g.SetNextWindowCollapsedCond);
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g.SetNextWindowCollapsedCond = 0;
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SetWindowCollapsed(window, g.NextWindow.CollapsedVal, g.NextWindow.CollapsedCond);
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g.NextWindow.CollapsedCond = 0;
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}
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if (g.SetNextWindowFocus)
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if (g.NextWindow.Focus)
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{
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SetWindowFocus();
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g.SetNextWindowFocus = false;
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g.NextWindow.Focus = false;
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}
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if (window->Appearing)
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SetWindowConditionAllowFlags(window, ImGuiCond_Appearing, false);
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@ -4940,7 +4940,7 @@ bool ImGui::Begin(const char* name, bool* p_open, ImGuiWindowFlags flags)
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window->WriteAccessed = false;
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window->BeginCount++;
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g.SetNextWindowSizeConstraint = false;
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g.NextWindow.SizeConstraint = false;
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// Child window can be out of sight and have "negative" clip windows.
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// Mark them as collapsed so commands are skipped earlier (we can't manually collapse because they have no title bar).
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@ -5702,45 +5702,45 @@ void ImGui::SetWindowFocus(const char* name)
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void ImGui::SetNextWindowPos(const ImVec2& pos, ImGuiCond cond, const ImVec2& pivot)
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowPosVal = pos;
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g.SetNextWindowPosPivot = pivot;
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g.SetNextWindowPosCond = cond ? cond : ImGuiCond_Always;
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g.NextWindow.PosVal = pos;
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g.NextWindow.PosPivotVal = pivot;
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g.NextWindow.PosCond = cond ? cond : ImGuiCond_Always;
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}
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void ImGui::SetNextWindowSize(const ImVec2& size, ImGuiCond cond)
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowSizeVal = size;
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g.SetNextWindowSizeCond = cond ? cond : ImGuiCond_Always;
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g.NextWindow.SizeVal = size;
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g.NextWindow.SizeCond = cond ? cond : ImGuiCond_Always;
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}
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void ImGui::SetNextWindowSizeConstraints(const ImVec2& size_min, const ImVec2& size_max, ImGuiSizeConstraintCallback custom_callback, void* custom_callback_user_data)
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowSizeConstraint = true;
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g.SetNextWindowSizeConstraintRect = ImRect(size_min, size_max);
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g.SetNextWindowSizeConstraintCallback = custom_callback;
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g.SetNextWindowSizeConstraintCallbackUserData = custom_callback_user_data;
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g.NextWindow.SizeConstraint = true;
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g.NextWindow.SizeConstraintRect = ImRect(size_min, size_max);
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g.NextWindow.SizeConstraintCallback = custom_callback;
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g.NextWindow.SizeConstraintCallbackUserData = custom_callback_user_data;
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}
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void ImGui::SetNextWindowContentSize(const ImVec2& size)
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowContentSizeVal = size; // In Begin() we will add the size of window decorations (title bar, menu etc.) to that to form a SizeContents value.
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g.SetNextWindowContentSizeCond = ImGuiCond_Always;
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g.NextWindow.ContentSizeVal = size; // In Begin() we will add the size of window decorations (title bar, menu etc.) to that to form a SizeContents value.
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g.NextWindow.ContentSizeCond = ImGuiCond_Always;
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}
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void ImGui::SetNextWindowCollapsed(bool collapsed, ImGuiCond cond)
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowCollapsedVal = collapsed;
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g.SetNextWindowCollapsedCond = cond ? cond : ImGuiCond_Always;
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g.NextWindow.CollapsedVal = collapsed;
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g.NextWindow.CollapsedCond = cond ? cond : ImGuiCond_Always;
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}
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void ImGui::SetNextWindowFocus()
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{
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ImGuiContext& g = *GImGui;
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g.SetNextWindowFocus = true;
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g.NextWindow.Focus = true;
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}
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// In window space (not screen space!)
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@ -6615,11 +6615,11 @@ bool ImGui::TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags)
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ImGuiStorage* storage = window->DC.StateStorage;
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bool is_open;
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if (g.SetNextTreeNodeOpenCond != 0)
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if (g.NextTreeNodeOpenCond != 0)
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{
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if (g.SetNextTreeNodeOpenCond & ImGuiCond_Always)
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if (g.NextTreeNodeOpenCond & ImGuiCond_Always)
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{
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is_open = g.SetNextTreeNodeOpenVal;
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is_open = g.NextTreeNodeOpenVal;
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storage->SetInt(id, is_open);
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}
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else
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@ -6628,7 +6628,7 @@ bool ImGui::TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags)
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const int stored_value = storage->GetInt(id, -1);
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if (stored_value == -1)
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{
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is_open = g.SetNextTreeNodeOpenVal;
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is_open = g.NextTreeNodeOpenVal;
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storage->SetInt(id, is_open);
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}
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else
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@ -6636,7 +6636,7 @@ bool ImGui::TreeNodeBehaviorIsOpen(ImGuiID id, ImGuiTreeNodeFlags flags)
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is_open = stored_value != 0;
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}
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}
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g.SetNextTreeNodeOpenCond = 0;
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g.NextTreeNodeOpenCond = 0;
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}
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else
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{
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@ -6903,8 +6903,8 @@ void ImGui::SetNextTreeNodeOpen(bool is_open, ImGuiCond cond)
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ImGuiContext& g = *GImGui;
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if (g.CurrentWindow->SkipItems)
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return;
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g.SetNextTreeNodeOpenVal = is_open;
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g.SetNextTreeNodeOpenCond = cond ? cond : ImGuiCond_Always;
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g.NextTreeNodeOpenVal = is_open;
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g.NextTreeNodeOpenCond = cond ? cond : ImGuiCond_Always;
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}
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void ImGui::PushID(const char* str_id)
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@ -9163,8 +9163,8 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
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{
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// Always consume the SetNextWindowSizeConstraint() call in our early return paths
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ImGuiContext& g = *GImGui;
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bool backup_has_next_window_size_constraint = g.SetNextWindowSizeConstraint;
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g.SetNextWindowSizeConstraint = false;
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bool backup_has_next_window_size_constraint = g.NextWindow.SizeConstraint;
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g.NextWindow.SizeConstraint = false;
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ImGuiWindow* window = GetCurrentWindow();
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if (window->SkipItems)
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@ -9206,8 +9206,8 @@ bool ImGui::BeginCombo(const char* label, const char* preview_value, ImGuiComboF
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if (backup_has_next_window_size_constraint)
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{
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g.SetNextWindowSizeConstraint = true;
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g.SetNextWindowSizeConstraintRect.Min.x = ImMax(g.SetNextWindowSizeConstraintRect.Min.x, w);
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g.NextWindow.SizeConstraint = true;
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g.NextWindow.SizeConstraintRect.Min.x = ImMax(g.NextWindow.SizeConstraintRect.Min.x, w);
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}
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else
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{
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@ -9269,7 +9269,7 @@ bool ImGui::Combo(const char* label, int* current_item, bool (*items_getter)(voi
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items_getter(data, *current_item, &preview_text);
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// The old Combo() API exposed "popup_max_height_in_items", however the new more general BeginCombo() API doesn't, so we emulate it here.
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if (popup_max_height_in_items != -1 && !g.SetNextWindowSizeConstraint)
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if (popup_max_height_in_items != -1 && !g.NextWindow.SizeConstraint)
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{
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float popup_max_height = CalcMaxPopupHeightFromItemCount(popup_max_height_in_items);
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SetNextWindowSizeConstraints(ImVec2(0,0), ImVec2(FLT_MAX, popup_max_height));
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@ -459,6 +459,38 @@ struct ImDrawListSharedData
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ImDrawListSharedData();
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};
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// Storage for SetNexWindow** functions
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struct ImGuiNextWindowData
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{
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ImGuiCond PosCond;
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ImGuiCond SizeCond;
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ImGuiCond ContentSizeCond;
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ImGuiCond CollapsedCond;
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ImVec2 PosVal;
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ImVec2 PosPivotVal;
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ImVec2 SizeVal;
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ImVec2 ContentSizeVal;
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bool CollapsedVal;
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ImRect SizeConstraintRect; // Valid if 'SetNextWindowSizeConstraint' is true
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ImGuiSizeConstraintCallback SizeConstraintCallback;
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void* SizeConstraintCallbackUserData;
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bool SizeConstraint;
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bool Focus;
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ImGuiNextWindowData()
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{
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PosCond = SizeCond = ContentSizeCond = CollapsedCond = 0;
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PosVal = PosPivotVal = SizeVal = ImVec2(0.0f, 0.0f);
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ContentSizeVal = ImVec2(0.0f, 0.0f);
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CollapsedVal = false;
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SizeConstraintRect = ImRect();
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SizeConstraintCallback = NULL;
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SizeConstraintCallbackUserData = NULL;
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SizeConstraint = false;
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Focus = false;
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}
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};
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// Main state for ImGui
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struct ImGuiContext
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{
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@ -502,24 +534,9 @@ struct ImGuiContext
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ImVector<ImFont*> FontStack; // Stack for PushFont()/PopFont()
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ImVector<ImGuiPopupRef> OpenPopupStack; // Which popups are open (persistent)
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ImVector<ImGuiPopupRef> CurrentPopupStack; // Which level of BeginPopup() we are in (reset every frame)
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// Storage for SetNexWindow** and SetNextTreeNode*** functions
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ImVec2 SetNextWindowPosVal;
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ImVec2 SetNextWindowPosPivot;
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ImVec2 SetNextWindowSizeVal;
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ImVec2 SetNextWindowContentSizeVal;
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bool SetNextWindowCollapsedVal;
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ImGuiCond SetNextWindowPosCond;
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ImGuiCond SetNextWindowSizeCond;
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ImGuiCond SetNextWindowContentSizeCond;
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ImGuiCond SetNextWindowCollapsedCond;
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ImRect SetNextWindowSizeConstraintRect; // Valid if 'SetNextWindowSizeConstraint' is true
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ImGuiSizeConstraintCallback SetNextWindowSizeConstraintCallback;
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void* SetNextWindowSizeConstraintCallbackUserData;
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bool SetNextWindowSizeConstraint;
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bool SetNextWindowFocus;
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bool SetNextTreeNodeOpenVal;
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ImGuiCond SetNextTreeNodeOpenCond;
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ImGuiNextWindowData NextWindow; // Storage for SetNextWindow** functions
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bool NextTreeNodeOpenVal; // Storage for SetNextTreeNode** functions
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ImGuiCond NextTreeNodeOpenCond;
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// Render
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ImDrawData RenderDrawData; // Main ImDrawData instance to pass render information to the user
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@ -609,20 +626,8 @@ struct ImGuiContext
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MovingWindow = NULL;
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MovingWindowMoveId = 0;
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SetNextWindowPosVal = ImVec2(0.0f, 0.0f);
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SetNextWindowSizeVal = ImVec2(0.0f, 0.0f);
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SetNextWindowCollapsedVal = false;
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SetNextWindowPosCond = 0;
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SetNextWindowSizeCond = 0;
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SetNextWindowContentSizeCond = 0;
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SetNextWindowCollapsedCond = 0;
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SetNextWindowSizeConstraintRect = ImRect();
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SetNextWindowSizeConstraintCallback = NULL;
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SetNextWindowSizeConstraintCallbackUserData = NULL;
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SetNextWindowSizeConstraint = false;
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SetNextWindowFocus = false;
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SetNextTreeNodeOpenVal = false;
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SetNextTreeNodeOpenCond = 0;
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NextTreeNodeOpenVal = false;
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NextTreeNodeOpenCond = 0;
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DragDropActive = false;
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DragDropSourceFlags = 0;
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