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Viewport: Fixes moving child menu viewport (fix 379733a).

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This commit is contained in:
omar 2018-11-26 16:55:40 +01:00
parent ddc3f8f069
commit 1e7b50aeae
1 changed files with 7 additions and 3 deletions
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10
imgui.cpp
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@ -7728,14 +7728,17 @@ static void ImGui::UpdateSelectWindowViewport(ImGuiWindow* window)
window->Viewport = main_viewport; window->Viewport = main_viewport;
// Mark window as allowed to protrude outside of its viewport and into the current monitor // Mark window as allowed to protrude outside of its viewport and into the current monitor
// We need to take account of the possibility that mouse may become invalid.
if (flags & (ImGuiWindowFlags_Tooltip | ImGuiWindowFlags_Popup)) if (flags & (ImGuiWindowFlags_Tooltip | ImGuiWindowFlags_Popup))
{ {
// We need to take account of the possibility that mouse may become invalid.
// Popups/Tooltip always set ViewportAllowPlatformMonitorExtend so GetWindowAllowedExtentRect() will return full monitor bounds.
ImVec2 mouse_ref = (flags & ImGuiWindowFlags_Tooltip) ? g.IO.MousePos : g.CurrentPopupStack.back().OpenMousePos; ImVec2 mouse_ref = (flags & ImGuiWindowFlags_Tooltip) ? g.IO.MousePos : g.CurrentPopupStack.back().OpenMousePos;
bool use_mouse_ref = (g.NavDisableHighlight || !g.NavDisableMouseHover || !g.NavWindow); bool use_mouse_ref = (g.NavDisableHighlight || !g.NavDisableMouseHover || !g.NavWindow);
bool mouse_valid = IsMousePosValid(&mouse_ref); bool mouse_valid = IsMousePosValid(&mouse_ref);
if ((window->Appearing || (flags & ImGuiWindowFlags_Tooltip)) && (!use_mouse_ref || mouse_valid)) if ((window->Appearing || (flags & ImGuiWindowFlags_Tooltip)) && (!use_mouse_ref || mouse_valid))
window->ViewportAllowPlatformMonitorExtend = FindPlatformMonitorForPos((use_mouse_ref && mouse_valid) ? mouse_ref : NavCalcPreferredRefPos()); window->ViewportAllowPlatformMonitorExtend = FindPlatformMonitorForPos((use_mouse_ref && mouse_valid) ? mouse_ref : NavCalcPreferredRefPos());
else
window->ViewportAllowPlatformMonitorExtend = window->Viewport->PlatformMonitor;
} }
else if (window->Viewport && window != window->Viewport->Window && window->Viewport->Window && !(flags & ImGuiWindowFlags_ChildWindow)) else if (window->Viewport && window != window->Viewport->Window && window->Viewport->Window && !(flags & ImGuiWindowFlags_ChildWindow))
{ {
@ -7755,8 +7758,9 @@ static void ImGui::UpdateSelectWindowViewport(ImGuiWindow* window)
window->Viewport = AddUpdateViewport(window, window->ID, window->Pos, window->Size, ImGuiViewportFlags_NoFocusOnAppearing); window->Viewport = AddUpdateViewport(window, window->ID, window->Pos, window->Size, ImGuiViewportFlags_NoFocusOnAppearing);
} }
} }
// Regular (non-child, non-popup) windows by default are also allowed to protrude
if (window->ViewportAllowPlatformMonitorExtend < 0 && (flags & ImGuiWindowFlags_ChildWindow) == 0) // Child windows are kept contained within their parent.
else if (window->ViewportAllowPlatformMonitorExtend < 0 && (flags & ImGuiWindowFlags_ChildWindow) == 0)
window->ViewportAllowPlatformMonitorExtend = window->Viewport->PlatformMonitor; window->ViewportAllowPlatformMonitorExtend = window->Viewport->PlatformMonitor;
// Update flags // Update flags