Added ImGuiSetCond_Appearing to test the hidden->visible transition.

This commit is contained in:
ocornut 2015-05-07 18:39:23 +01:00
parent f46557d2d6
commit dd2a578012
2 changed files with 13 additions and 8 deletions

View File

@ -1631,7 +1631,7 @@ ImGuiWindow::ImGuiWindow(const char* name)
AutoFitOnlyGrows = false;
AutoPosLastDirection = -1;
HiddenFrames = 0;
SetWindowPosAllowFlags = SetWindowSizeAllowFlags = SetWindowCollapsedAllowFlags = ImGuiSetCond_Always | ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver;
SetWindowPosAllowFlags = SetWindowSizeAllowFlags = SetWindowCollapsedAllowFlags = ImGuiSetCond_Always | ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver | ImGuiSetCond_Appearing;
LastFrameDrawn = -1;
ItemWidthDefault = 0.0f;
@ -3129,6 +3129,9 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
}
window->Flags = (ImGuiWindowFlags)flags;
const int current_frame = ImGui::GetFrameCount();
const bool window_was_visible = (window->LastFrameDrawn == current_frame - 1); // Not using !WasActive because the implicit "Debug" window would always toggle off->on
// Add to stack
g.CurrentWindowStack.push_back(window);
SetCurrentWindow(window);
@ -3138,18 +3141,21 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
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_visible) window->SetWindowPosAllowFlags |= ImGuiSetCond_Appearing;
window_pos_set_by_api = (window->SetWindowPosAllowFlags & g.SetNextWindowPosCond) != 0;
ImGui::SetWindowPos(g.SetNextWindowPosVal, g.SetNextWindowPosCond);
window->DC.CursorPos = backup_cursor_pos;
window_pos_set_by_api = true;
g.SetNextWindowPosCond = 0;
}
if (g.SetNextWindowSizeCond)
{
if (!window_was_visible) window->SetWindowSizeAllowFlags |= ImGuiSetCond_Appearing;
ImGui::SetWindowSize(g.SetNextWindowSizeVal, g.SetNextWindowSizeCond);
g.SetNextWindowSizeCond = 0;
}
if (g.SetNextWindowCollapsedCond)
{
if (!window_was_visible) window->SetWindowCollapsedAllowFlags |= ImGuiSetCond_Appearing;
ImGui::SetWindowCollapsed(g.SetNextWindowCollapsedVal, g.SetNextWindowCollapsedCond);
g.SetNextWindowCollapsedCond = 0;
}
@ -3177,9 +3183,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size_on_first_
bg_alpha = style.WindowFillAlphaDefault;
// When reusing window again multiple times a frame, just append content (don't need to setup again)
const int current_frame = ImGui::GetFrameCount();
const bool first_begin_of_the_frame = (window->LastFrameDrawn != current_frame);
const bool window_was_visible = (window->LastFrameDrawn == current_frame - 1); // Not using !WasActive because the implicit "Debug" window would always toggle off->on
if (first_begin_of_the_frame)
{
window->Active = true;
@ -3967,7 +3971,7 @@ static void SetWindowPos(ImGuiWindow* window, const ImVec2& pos, ImGuiSetCond co
// Test condition (NB: bit 0 is always true) and clear flags for next time
if (cond && (window->SetWindowPosAllowFlags & cond) == 0)
return;
window->SetWindowPosAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver);
window->SetWindowPosAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver | ImGuiSetCond_Appearing);
// Set
const ImVec2 old_pos = window->Pos;
@ -4001,7 +4005,7 @@ static void SetWindowSize(ImGuiWindow* window, const ImVec2& size, ImGuiSetCond
// Test condition (NB: bit 0 is always true) and clear flags for next time
if (cond && (window->SetWindowSizeAllowFlags & cond) == 0)
return;
window->SetWindowSizeAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver);
window->SetWindowSizeAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver | ImGuiSetCond_Appearing);
// Set
if (ImLengthSqr(size) > 0.00001f)
@ -4035,7 +4039,7 @@ static void SetWindowCollapsed(ImGuiWindow* window, bool collapsed, ImGuiSetCond
// Test condition (NB: bit 0 is always true) and clear flags for next time
if (cond && (window->SetWindowCollapsedAllowFlags & cond) == 0)
return;
window->SetWindowCollapsedAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver);
window->SetWindowCollapsedAllowFlags &= ~(ImGuiSetCond_Once | ImGuiSetCond_FirstUseEver | ImGuiSetCond_Appearing);
// Set
window->Collapsed = collapsed;

View File

@ -588,7 +588,8 @@ enum ImGuiSetCond_
{
ImGuiSetCond_Always = 1 << 0, // Set the variable
ImGuiSetCond_Once = 1 << 1, // Only set the variable on the first call per runtime session
ImGuiSetCond_FirstUseEver = 1 << 2 // Only set the variable if the window doesn't exist in the .ini file
ImGuiSetCond_FirstUseEver = 1 << 2, // Only set the variable if the window doesn't exist in the .ini file
ImGuiSetCond_Appearing = 1 << 3 // Only set the variable if the window is appearing after being inactive (or the first time)
};
struct ImGuiStyle