Drezil/imgui
1
0
Fork 0
mirror of https://github.com/Drezil/imgui.git synced 2024-12-21 07:16:34 +00:00
Code Issues Packages Projects Releases Wiki Activity

Viewports, Window: Avoid manually clipping resize grips and borders, which messes up with automation ability to locate the items. Also simpler and more standard.

Browse Source 
Amend d8f9f6ba2a and 377f730054.
This commit is contained in:
ocornut 2020-02-19 23:40:08 +01:00
parent bb1e6f8af6
commit 3c80d57dc7
1 changed files with 6 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
imgui.cpp
View File

@ -5383,14 +5383,14 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
ImVec2 pos_target(FLT_MAX, FLT_MAX); ImVec2 pos_target(FLT_MAX, FLT_MAX);
ImVec2 size_target(FLT_MAX, FLT_MAX); ImVec2 size_target(FLT_MAX, FLT_MAX);
// Clip mouse interaction rectangles within the viewport (in practice the narrowing is going to happen most of the time). // Clip mouse interaction rectangles within the viewport rectangle (in practice the narrowing is going to happen most of the time).
// - Not narrowing would mostly benefit the situation where OS windows _without_ decoration have a threshold for hovering when outside their limits. // - Not narrowing would mostly benefit the situation where OS windows _without_ decoration have a threshold for hovering when outside their limits.
// This is however not the case with current back-ends under Win32, but a custom borderless window implementation would benefit from it. // This is however not the case with current back-ends under Win32, but a custom borderless window implementation would benefit from it.
// - When decoration are enabled we typically benefit from that distance, but then our resize elements would be conflicting with OS resize elements, so we also narrow. // - When decoration are enabled we typically benefit from that distance, but then our resize elements would be conflicting with OS resize elements, so we also narrow.
// - Note that we are unable to tell if the platform setup allows hovering with a distance threshold (on Win32, decorated window have such threshold). // - Note that we are unable to tell if the platform setup allows hovering with a distance threshold (on Win32, decorated window have such threshold).
ImRect clip_viewport_rect(-FLT_MAX, -FLT_MAX, +FLT_MAX, +FLT_MAX); const bool clip_with_viewport_rect = !(g.IO.BackendFlags & ImGuiBackendFlags_HasMouseHoveredViewport) || (g.IO.MouseHoveredViewport != window->ViewportId) || !(window->Viewport->Flags & ImGuiViewportFlags_NoDecoration);
if (!(g.IO.BackendFlags & ImGuiBackendFlags_HasMouseHoveredViewport) || (g.IO.MouseHoveredViewport != window->ViewportId) || !(window->Viewport->Flags & ImGuiViewportFlags_NoDecoration)) if (clip_with_viewport_rect)
clip_viewport_rect = window->Viewport->GetRect(); PushClipRect(window->Viewport->Pos, window->Viewport->Pos + window->Viewport->Size, true); // Won't incur a draw command as we are not drawing here.
// Resize grips and borders are on layer 1 // Resize grips and borders are on layer 1
window->DC.NavLayerCurrent = ImGuiNavLayer_Menu; window->DC.NavLayerCurrent = ImGuiNavLayer_Menu;
@ -5407,12 +5407,8 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
ImRect resize_rect(corner - grip.InnerDir * grip_hover_outer_size, corner + grip.InnerDir * grip_hover_inner_size); ImRect resize_rect(corner - grip.InnerDir * grip_hover_outer_size, corner + grip.InnerDir * grip_hover_inner_size);
if (resize_rect.Min.x > resize_rect.Max.x) ImSwap(resize_rect.Min.x, resize_rect.Max.x); if (resize_rect.Min.x > resize_rect.Max.x) ImSwap(resize_rect.Min.x, resize_rect.Max.x);
if (resize_rect.Min.y > resize_rect.Max.y) ImSwap(resize_rect.Min.y, resize_rect.Max.y); if (resize_rect.Min.y > resize_rect.Max.y) ImSwap(resize_rect.Min.y, resize_rect.Max.y);
ImVec2 resize_rect_ref_min = resize_rect.Min;
resize_rect.ClipWith(clip_viewport_rect);
bool hovered, held; bool hovered, held;
ButtonBehavior(resize_rect, window->GetID(resize_grip_n), &hovered, &held, ImGuiButtonFlags_FlattenChildren | ImGuiButtonFlags_NoNavFocus); ButtonBehavior(resize_rect, window->GetID(resize_grip_n), &hovered, &held, ImGuiButtonFlags_FlattenChildren | ImGuiButtonFlags_NoNavFocus);
if (held && g.ActiveIdIsJustActivated)
g.ActiveIdClickOffset = g.IO.MousePos - resize_rect_ref_min; // Override our reference click offset as viewport clipping may be moved it.
//GetForegroundDrawList(window)->AddRect(resize_rect.Min, resize_rect.Max, IM_COL32(255, 255, 0, 255)); //GetForegroundDrawList(window)->AddRect(resize_rect.Min, resize_rect.Max, IM_COL32(255, 255, 0, 255));
if (hovered || held) if (hovered || held)
g.MouseCursor = (resize_grip_n & 1) ? ImGuiMouseCursor_ResizeNESW : ImGuiMouseCursor_ResizeNWSE; g.MouseCursor = (resize_grip_n & 1) ? ImGuiMouseCursor_ResizeNESW : ImGuiMouseCursor_ResizeNWSE;
@ -5438,11 +5434,7 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
{ {
bool hovered, held; bool hovered, held;
ImRect border_rect = GetResizeBorderRect(window, border_n, grip_hover_inner_size, WINDOWS_RESIZE_FROM_EDGES_HALF_THICKNESS); ImRect border_rect = GetResizeBorderRect(window, border_n, grip_hover_inner_size, WINDOWS_RESIZE_FROM_EDGES_HALF_THICKNESS);
ImVec2 border_rect_ref_min = border_rect.Min;
border_rect.ClipWith(clip_viewport_rect);
ButtonBehavior(border_rect, window->GetID(border_n + 4), &hovered, &held, ImGuiButtonFlags_FlattenChildren); ButtonBehavior(border_rect, window->GetID(border_n + 4), &hovered, &held, ImGuiButtonFlags_FlattenChildren);
if (held && g.ActiveIdIsJustActivated)
g.ActiveIdClickOffset = g.IO.MousePos - border_rect_ref_min; // Override our reference click offset as viewport clipping may be moved it.
//GetForegroundDrawLists(window)->AddRect(border_rect.Min, border_rect.Max, IM_COL32(255, 255, 0, 255)); //GetForegroundDrawLists(window)->AddRect(border_rect.Min, border_rect.Max, IM_COL32(255, 255, 0, 255));
if ((hovered && g.HoveredIdTimer > WINDOWS_RESIZE_FROM_EDGES_FEEDBACK_TIMER) || held) if ((hovered && g.HoveredIdTimer > WINDOWS_RESIZE_FROM_EDGES_FEEDBACK_TIMER) || held)
{ {
@ -5462,6 +5454,8 @@ static bool ImGui::UpdateManualResize(ImGuiWindow* window, const ImVec2& size_au
} }
} }
PopID(); PopID();
if (clip_with_viewport_rect)
PopClipRect();
// Restore nav layer // Restore nav layer
window->DC.NavLayerCurrent = ImGuiNavLayer_Main; window->DC.NavLayerCurrent = ImGuiNavLayer_Main;