Fix to allow using SetNextWindow* functions with ImGuiSetCond_Appearing on modal windows (#377)

Also affect other popups which called FindBestPopupWindowPos() on their
second frame but it most often acts as a no-op but it wouldn't be
noticeable.
This commit is contained in:
ocornut 2015-10-18 17:30:53 +01:00
parent 8b9c0b2545
commit fbdcb51dde

View File

@ -3521,13 +3521,15 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
g.CurrentPopupStack.push_back(popup_ref);
window->PopupID = popup_ref.PopupID;
}
const bool window_appearing_after_being_hidden = (window->HiddenFrames == 1);
// Process SetNextWindow***() calls
bool window_pos_set_by_api = false, window_size_set_by_api = false;
if (g.SetNextWindowPosCond)
{
const ImVec2 backup_cursor_pos = window->DC.CursorPos; // FIXME: not sure of the exact reason of this anymore :( need to look into that.
if (!window_was_active) window->SetWindowPosAllowFlags |= ImGuiSetCond_Appearing;
if (!window_was_active || window_appearing_after_being_hidden) window->SetWindowPosAllowFlags |= ImGuiSetCond_Appearing;
window_pos_set_by_api = (window->SetWindowPosAllowFlags & g.SetNextWindowPosCond) != 0;
if (window_pos_set_by_api && ImLengthSqr(g.SetNextWindowPosVal - ImVec2(-FLT_MAX,-FLT_MAX)) < 0.001f)
{
@ -3543,7 +3545,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
}
if (g.SetNextWindowSizeCond)
{
if (!window_was_active) window->SetWindowSizeAllowFlags |= ImGuiSetCond_Appearing;
if (!window_was_active || window_appearing_after_being_hidden) window->SetWindowSizeAllowFlags |= ImGuiSetCond_Appearing;
window_size_set_by_api = (window->SetWindowSizeAllowFlags & g.SetNextWindowSizeCond) != 0;
SetWindowSize(window, g.SetNextWindowSizeVal, g.SetNextWindowSizeCond);
g.SetNextWindowSizeCond = 0;
@ -3559,7 +3561,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
}
if (g.SetNextWindowCollapsedCond)
{
if (!window_was_active) window->SetWindowCollapsedAllowFlags |= ImGuiSetCond_Appearing;
if (!window_was_active || window_appearing_after_being_hidden) window->SetWindowCollapsedAllowFlags |= ImGuiSetCond_Appearing;
SetWindowCollapsed(window, g.SetNextWindowCollapsedVal, g.SetNextWindowCollapsedCond);
g.SetNextWindowCollapsedCond = 0;
}
@ -3633,10 +3635,6 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
window->Collapsed = false;
}
const bool window_appearing_after_being_hidden = (window->HiddenFrames == 1);
if (window->HiddenFrames > 0)
window->HiddenFrames--;
// SIZE
// Save contents size from last frame for auto-fitting (unless explicitly specified)
@ -3644,6 +3642,8 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
window->SizeContents.y = (window->SizeContentsExplicit.y != 0.0f) ? window->SizeContentsExplicit.y : ((window_is_new ? 0.0f : window->DC.CursorMaxPos.y - window->Pos.y) + window->Scroll.y);
// Hide popup/tooltip window when first appearing while we measure size (because we recycle them)
if (window->HiddenFrames > 0)
window->HiddenFrames--;
if ((flags & (ImGuiWindowFlags_Popup | ImGuiWindowFlags_Tooltip)) != 0 && !window_was_active)
{
window->HiddenFrames = 1;