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Merge branch 'master' into viewport

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# Conflicts:
#	imgui.cpp
#	imgui_internal.h
This commit is contained in:
omar 2019-01-02 23:11:52 +01:00
commit a0c2e55e8c
2 changed files with 93 additions and 69 deletions
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154
imgui.cpp
View File

@ -1006,6 +1006,7 @@ static ImGuiWindow* NavRestoreLastChildNavWindow(ImGuiWindow* window);
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 void EndFrameDrawDimmedBackgrounds();
// Viewports
const ImGuiID IMGUI_VIEWPORT_DEFAULT_ID = 0x11111111; // Using an arbitrary constant instead of e.g. ImHash("ViewportDefault", 0); so it's easier to spot in the debugger. The exact value doesn't matter.
@ -3022,7 +3023,7 @@ void ImGui::StartMouseMovingWindow(ImGuiWindow* window)
// Handle mouse moving window
// Note: moving window with the navigation keys (Square + d-pad / CTRL+TAB + Arrows) are processed in NavUpdateWindowing()
void ImGui::UpdateMouseMovingWindow()
void ImGui::UpdateMouseMovingWindowNewFrame()
{
ImGuiContext& g = *GImGui;
if (g.MovingWindow != NULL)
@ -3074,6 +3075,56 @@ void ImGui::UpdateMouseMovingWindow()
}
}
// Initiate moving window, handle left-click and right-click focus
void ImGui::UpdateMouseMovingWindowEndFrame()
{
// Initiate moving window
ImGuiContext& g = *GImGui;
if (g.ActiveId != 0 || g.HoveredId != 0)
return;
// Unless we just made a window/popup appear
if (g.NavWindow && g.NavWindow->Appearing)
return;
// Click to focus window and start moving (after we're done with all our widgets)
if (g.IO.MouseClicked[0])
{
if (g.HoveredRootWindow != NULL)
{
StartMouseMovingWindow(g.HoveredWindow);
if (g.IO.ConfigWindowsMoveFromTitleBarOnly && !(g.HoveredRootWindow->Flags & ImGuiWindowFlags_NoTitleBar))
if (!g.HoveredRootWindow->TitleBarRect().Contains(g.IO.MouseClickedPos[0]))
g.MovingWindow = NULL;
}
else if (g.NavWindow != NULL && GetFrontMostPopupModal() == NULL)
{
FocusWindow(NULL); // Clicking on void disable focus
}
}
// With right mouse button we close popups without changing focus
// (The left mouse button path calls FocusWindow which will lead NewFrame->ClosePopupsOverWindow to trigger)
if (g.IO.MouseClicked[1])
{
// Find the top-most window between HoveredWindow and the front most Modal Window.
// This is where we can trim the popup stack.
ImGuiWindow* modal = GetFrontMostPopupModal();
bool hovered_window_above_modal = false;
if (modal == NULL)
hovered_window_above_modal = true;
for (int i = g.Windows.Size - 1; i >= 0 && hovered_window_above_modal == false; i--)
{
ImGuiWindow* window = g.Windows[i];
if (window == modal)
break;
if (window == g.HoveredWindow)
hovered_window_above_modal = true;
}
ClosePopupsOverWindow(hovered_window_above_modal ? g.HoveredWindow : modal);
}
}
static void TranslateWindow(ImGuiWindow* window, const ImVec2& delta)
{
window->Pos += delta;
@ -3432,7 +3483,8 @@ void ImGui::NewFrame()
UpdateHoveredWindowAndCaptureFlags();
// Handle user moving window with mouse (at the beginning of the frame to avoid input lag or sheering)
UpdateMouseMovingWindow();
UpdateMouseMovingWindowNewFrame();
UpdateHoveredWindowAndCaptureFlags();
// Background darkening/whitening
if (GetFrontMostPopupModal() != NULL || (g.NavWindowingTarget != NULL && g.NavWindowingHighlightAlpha > 0.0f))
@ -3484,6 +3536,7 @@ void ImGui::NewFrame()
// This fallback is particularly important as it avoid ImGui:: calls from crashing.
SetNextWindowSize(ImVec2(400,400), ImGuiCond_FirstUseEver);
Begin("Debug##Default");
g.FrameScopePushedImplicitWindow = true;
#ifdef IMGUI_ENABLE_TEST_ENGINE
ImGuiTestEngineHook_PostNewFrame();
@ -3720,6 +3773,29 @@ void ImGui::PopClipRect()
window->ClipRect = window->DrawList->_ClipRectStack.back();
}
// Draw modal whitening background on _other_ viewports than the one the modal is one
static void ImGui::EndFrameDrawDimmedBackgrounds()
{
ImGuiContext& g = *GImGui;
ImGuiWindow* modal_window = GetFrontMostPopupModal();
const bool dim_bg_for_modal = (modal_window != NULL);
const bool dim_bg_for_window_list = (g.NavWindowingTargetAnim != NULL);
if (dim_bg_for_modal || dim_bg_for_window_list)
for (int viewport_n = 0; viewport_n < g.Viewports.Size; viewport_n++)
{
ImGuiViewportP* viewport = g.Viewports[viewport_n];
if (modal_window && viewport == modal_window->Viewport)
continue;
if (g.NavWindowingList && viewport == g.NavWindowingList->Viewport)
continue;
if (g.NavWindowingTargetAnim && viewport == g.NavWindowingTargetAnim->Viewport)
continue;
ImDrawList* draw_list = GetOverlayDrawList(viewport);
const ImU32 dim_bg_col = GetColorU32(dim_bg_for_modal ? ImGuiCol_ModalWindowDimBg : ImGuiCol_NavWindowingDimBg, g.DimBgRatio);
draw_list->AddRectFilled(viewport->Pos, viewport->Pos + viewport->Size, dim_bg_col);
}
}
// This is normally called by Render(). You may want to call it directly if you want to avoid calling Render() but the gain will be very minimal.
void ImGui::EndFrame()
{
@ -3729,9 +3805,6 @@ void ImGui::EndFrame()
return;
IM_ASSERT(g.FrameScopeActive && "Forgot to call ImGui::NewFrame()?");
g.FrameScopeActive = false;
g.FrameCountEnded = g.FrameCount;
// Notify OS when our Input Method Editor cursor has moved (e.g. CJK inputs using Microsoft IME)
if (g.PlatformIO.Platform_SetImeInputPos && ImLengthSqr(g.PlatformImePos - g.PlatformImeLastPos) > 0.0001f && g.PlatformImePosViewport && g.PlatformImePosViewport->PlatformWindowCreated)
{
@ -3757,30 +3830,15 @@ void ImGui::EndFrame()
}
// Hide implicit/fallback "Debug" window if it hasn't been used
g.FrameScopePushedImplicitWindow = false;
if (g.CurrentWindow && !g.CurrentWindow->WriteAccessed)
g.CurrentWindow->Active = false;
End();
// Draw modal whitening background on _other_ viewports than the one the modal is one
ImGuiWindow* modal_window = GetFrontMostPopupModal();
const bool dim_bg_for_modal = (modal_window != NULL);
const bool dim_bg_for_window_list = (g.NavWindowingTargetAnim != NULL);
if (dim_bg_for_modal || dim_bg_for_window_list)
for (int viewport_n = 0; viewport_n < g.Viewports.Size; viewport_n++)
{
ImGuiViewportP* viewport = g.Viewports[viewport_n];
if (modal_window && viewport == modal_window->Viewport)
continue;
if (g.NavWindowingList && viewport == g.NavWindowingList->Viewport)
continue;
if (g.NavWindowingTargetAnim && viewport == g.NavWindowingTargetAnim->Viewport)
continue;
ImDrawList* draw_list = GetOverlayDrawList(viewport);
const ImU32 dim_bg_col = GetColorU32(dim_bg_for_modal ? ImGuiCol_ModalWindowDimBg : ImGuiCol_NavWindowingDimBg, g.DimBgRatio);
draw_list->AddRectFilled(viewport->Pos, viewport->Pos + viewport->Size, dim_bg_col);
}
EndFrameDrawDimmedBackgrounds();
// Show CTRL+TAB list
// Show CTRL+TAB list window
if (g.NavWindowingTarget)
NavUpdateWindowingList();
@ -3803,49 +3861,12 @@ void ImGui::EndFrame()
g.DragDropWithinSourceOrTarget = false;
}
// Initiate moving window
if (g.ActiveId == 0 && g.HoveredId == 0)
{
if (!g.NavWindow || !g.NavWindow->Appearing) // Unless we just made a window/popup appear
{
// Click to focus window and start moving (after we're done with all our widgets)
if (g.IO.MouseClicked[0])
{
if (g.HoveredRootWindow != NULL)
{
StartMouseMovingWindow(g.HoveredWindow);
if (g.IO.ConfigWindowsMoveFromTitleBarOnly && !(g.HoveredRootWindow->Flags & ImGuiWindowFlags_NoTitleBar))
if (!g.HoveredRootWindow->TitleBarRect().Contains(g.IO.MouseClickedPos[0]))
g.MovingWindow = NULL;
}
else if (g.NavWindow != NULL && GetFrontMostPopupModal() == NULL)
{
FocusWindow(NULL); // Clicking on void disable focus
}
}
// End frame
g.FrameScopeActive = false;
g.FrameCountEnded = g.FrameCount;
// With right mouse button we close popups without changing focus
// (The left mouse button path calls FocusWindow which will lead NewFrame->ClosePopupsOverWindow to trigger)
if (g.IO.MouseClicked[1])
{
// Find the top-most window between HoveredWindow and the front most Modal Window.
// This is where we can trim the popup stack.
ImGuiWindow* modal = GetFrontMostPopupModal();
bool hovered_window_above_modal = false;
if (modal == NULL)
hovered_window_above_modal = true;
for (int i = g.Windows.Size - 1; i >= 0 && hovered_window_above_modal == false; i--)
{
ImGuiWindow* window = g.Windows[i];
if (window == modal)
break;
if (window == g.HoveredWindow)
hovered_window_above_modal = true;
}
ClosePopupsOverWindow(hovered_window_above_modal ? g.HoveredWindow : modal);
}
}
}
// Initiate moving window + handle left-click and right-click focus
UpdateMouseMovingWindowEndFrame();
// Update user-facing viewport list (g.Viewports -> g.PlatformIO.Viewports after filtering out some)
UpdateViewportsEndFrame();
@ -5608,11 +5629,12 @@ void ImGui::End()
{
ImGuiContext& g = *GImGui;
if (g.CurrentWindowStack.Size <= 1 && g.FrameScopeActive)
if (g.CurrentWindowStack.Size <= 1 && g.FrameScopePushedImplicitWindow)
{
IM_ASSERT(g.CurrentWindowStack.Size > 1 && "Calling End() too many times!");
return; // FIXME-ERRORHANDLING
}
IM_ASSERT(g.CurrentWindowStack.Size > 0);
ImGuiWindow* window = g.CurrentWindow;

8
imgui_internal.h
View File

@ -751,7 +751,8 @@ struct ImGuiTabBarSortItem
struct ImGuiContext
{
bool Initialized;
bool FrameScopeActive; // Set by NewFrame(), cleared by EndFrame()/Render()
bool FrameScopeActive; // Set by NewFrame(), cleared by EndFrame()
bool FrameScopePushedImplicitWindow; // Set by NewFrame(), cleared by EndFrame()
bool FontAtlasOwnedByContext; // Io.Fonts-> is owned by the ImGuiContext and will be destructed along with it.
ImGuiIO IO;
ImGuiPlatformIO PlatformIO;
@ -926,7 +927,7 @@ struct ImGuiContext
ImGuiContext(ImFontAtlas* shared_font_atlas)
{
Initialized = false;
FrameScopeActive = false;
FrameScopeActive = FrameScopePushedImplicitWindow = false;
ConfigFlagsForFrame = ImGuiConfigFlags_None;
Font = NULL;
FontSize = FontBaseSize = 0.0f;
@ -1331,7 +1332,8 @@ namespace ImGui
// NewFrame
IMGUI_API void UpdateHoveredWindowAndCaptureFlags();
IMGUI_API void StartMouseMovingWindow(ImGuiWindow* window);
IMGUI_API void UpdateMouseMovingWindow();
IMGUI_API void UpdateMouseMovingWindowNewFrame();
IMGUI_API void UpdateMouseMovingWindowEndFrame();
// Viewports
IMGUI_API void ScaleWindowsInViewport(ImGuiViewportP* viewport, float scale);