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Using SetNextWindowSize() in examples to encourage its use

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This commit is contained in:
ocornut 2015-03-23 22:45:05 +00:00
parent c9430bb807
commit 9d4ba2e27d
1 changed files with 9 additions and 6 deletions
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15
imgui.cpp
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@ -1999,7 +1999,8 @@ void ImGui::NewFrame()
g.CurrentWindowStack.resize(0); g.CurrentWindowStack.resize(0);
// Create implicit window - we will only render it if the user has added something to it. // Create implicit window - we will only render it if the user has added something to it.
ImGui::Begin("Debug", NULL, ImVec2(400,400)); ImGui::SetNextWindowSize(ImVec2(400,400), ImGuiSetCond_FirstUseEver);
ImGui::Begin("Debug");
} }
// NB: behavior of ImGui after Shutdown() is not tested/guaranteed at the moment. This function is merely here to free heap allocations. // NB: behavior of ImGui after Shutdown() is not tested/guaranteed at the moment. This function is merely here to free heap allocations.
@ -2891,7 +2892,7 @@ static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFl
// - Return false when window is collapsed, so you can early out in your code. You always need to call ImGui::End() even if false is returned. // - Return false when window is collapsed, so you can early out in your code. You always need to call ImGui::End() even if false is returned.
// - Passing 'bool* p_opened' displays a Close button on the upper-right corner of the window, the pointed value will be set to false when the button is pressed. // - Passing 'bool* p_opened' displays a Close button on the upper-right corner of the window, the pointed value will be set to false when the button is pressed.
// - Passing non-zero 'size' is roughly equivalent to calling SetNextWindowSize(size, ImGuiSetCond_FirstUseEver) prior to calling Begin(). // - Passing non-zero 'size' is roughly equivalent to calling SetNextWindowSize(size, ImGuiSetCond_FirstUseEver) prior to calling Begin().
bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size, float bg_alpha, ImGuiWindowFlags flags) bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& initial_size, float bg_alpha, ImGuiWindowFlags flags)
{ {
ImGuiState& g = *GImGui; ImGuiState& g = *GImGui;
const ImGuiStyle& style = g.Style; const ImGuiStyle& style = g.Style;
@ -2903,7 +2904,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size, float bg
ImGuiWindow* window = FindWindowByName(name); ImGuiWindow* window = FindWindowByName(name);
if (!window) if (!window)
{ {
window = CreateNewWindow(name, size, flags); window = CreateNewWindow(name, initial_size, flags);
window_is_new = true; window_is_new = true;
} }
window->Flags = (ImGuiWindowFlags)flags; window->Flags = (ImGuiWindowFlags)flags;
@ -2979,7 +2980,7 @@ bool ImGui::Begin(const char* name, bool* p_opened, const ImVec2& size, float bg
{ {
parent_window->DC.ChildWindows.push_back(window); parent_window->DC.ChildWindows.push_back(window);
window->Pos = window->PosFloat = parent_window->DC.CursorPos; window->Pos = window->PosFloat = parent_window->DC.CursorPos;
window->SizeFull = size; window->SizeFull = initial_size;
} }
} }
@ -10243,7 +10244,8 @@ struct ExampleAppConsole
void Run(const char* title, bool* opened) void Run(const char* title, bool* opened)
{ {
if (!ImGui::Begin(title, opened, ImVec2(520,600))) ImGui::SetNextWindowSize(ImVec2(520,600), ImGuiSetCond_FirstUseEver);
if (!ImGui::Begin(title, opened))
{ {
ImGui::End(); ImGui::End();
return; return;
@ -10462,7 +10464,8 @@ static void ShowExampleAppConsole(bool* opened)
static void ShowExampleAppLongText(bool* opened) static void ShowExampleAppLongText(bool* opened)
{ {
if (!ImGui::Begin("Example: Long text display", opened, ImVec2(520,600))) ImGui::SetNextWindowSize(ImVec2(520,600), ImGuiSetCond_FirstUseEver);
if (!ImGui::Begin("Example: Long text display", opened))
{ {
ImGui::End(); ImGui::End();
return; return;