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Windows: use relative mouse movement for border resize when the border geometry has moved. (#1710)

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(e.g. resizing a child window triggering parent scroll) to avoid resizing feedback loop.
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ocornut
2023-10-31 18:37:49 +01:00
parent 9235352400
commit f1d1a8d32b
3 changed files with 48 additions and 5 deletions
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6
imgui_internal.h
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@ -1899,6 +1899,7 @@ struct ImGuiContext
ImGuiWindow* WheelingWindow; // Track the window we started mouse-wheeling on. Until a timer elapse or mouse has moved, generally keep scrolling the same window even if during the course of scrolling the mouse ends up hovering a child window.
ImVec2 WheelingWindowRefMousePos;
int WheelingWindowStartFrame; // This may be set one frame before WheelingWindow is != NULL
int WheelingWindowScrolledFrame;
float WheelingWindowReleaseTimer;
ImVec2 WheelingWindowWheelRemainder;
ImVec2 WheelingAxisAvg;
@ -2091,6 +2092,8 @@ struct ImGuiContext
ImU32 ColorEditSavedColor; // RGB value with alpha set to 0.
ImVec4 ColorPickerRef; // Initial/reference color at the time of opening the color picker.
ImGuiComboPreviewData ComboPreviewData;
ImRect WindowResizeBorderExpectedRect; // Expected border rect, switch to relative edit if moving
bool WindowResizeRelativeMode;
float SliderGrabClickOffset;
float SliderCurrentAccum; // Accumulated slider delta when using navigation controls.
bool SliderCurrentAccumDirty; // Has the accumulated slider delta changed since last time we tried to apply it?
@ -2187,7 +2190,7 @@ struct ImGuiContext
HoveredWindowUnderMovingWindow = NULL;
MovingWindow = NULL;
WheelingWindow = NULL;
WheelingWindowStartFrame = -1;
WheelingWindowStartFrame = WheelingWindowScrolledFrame = -1;
WheelingWindowReleaseTimer = 0.0f;
DebugHookIdInfo = 0;
@ -2289,6 +2292,7 @@ struct ImGuiContext
ColorEditCurrentID = ColorEditSavedID = 0;
ColorEditSavedHue = ColorEditSavedSat = 0.0f;
ColorEditSavedColor = 0;
WindowResizeRelativeMode = false;
SliderGrabClickOffset = 0.0f;
SliderCurrentAccum = 0.0f;
SliderCurrentAccumDirty = false;