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Misc tweaks - mostly toward minimizing diff in upcoming backport merge of a few viewport structures in master

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This commit is contained in:
ocornut
2021-02-10 14:24:19 +01:00
parent 6f5f80a544
commit 2a5eaf239f
5 changed files with 69 additions and 67 deletions
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36
imgui_demo.cpp
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@ -3291,9 +3291,6 @@ static void ShowDemoWindowPopups()
// Always center this window when appearing
ImVec2 center = ImGui::GetMainViewport()->GetCenter();
//ImVec2 parent_pos = ImGui::GetWindowPos();
//ImVec2 parent_size = ImGui::GetWindowSize();
//ImVec2 center(parent_pos.x + parent_size.x * 0.5f, parent_pos.y + parent_size.y * 0.5f);
ImGui::SetNextWindowPos(center, ImGuiCond_Appearing, ImVec2(0.5f, 0.5f));
if (ImGui::BeginPopupModal("Delete?", NULL, ImGuiWindowFlags_AlwaysAutoResize))
@ -7068,21 +7065,23 @@ static void ShowExampleAppConstrainedResize(bool* p_open)
// + a context-menu to choose which corner of the screen to use.
static void ShowExampleAppSimpleOverlay(bool* p_open)
{
// FIXME-VIEWPORT: Select a default viewport
const float DISTANCE = 10.0f;
static int corner = 0;
ImGuiIO& io = ImGui::GetIO();
ImGuiWindowFlags window_flags = ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoDocking | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoSavedSettings | ImGuiWindowFlags_NoFocusOnAppearing | ImGuiWindowFlags_NoNav;
if (corner != -1)
{
window_flags |= ImGuiWindowFlags_NoMove;
const float PAD = 10.0f;
const ImGuiViewport* viewport = ImGui::GetMainViewport();
ImVec2 work_area_pos = viewport->WorkPos; // Use work area to avoid menu-bar/task-bar, if any!
ImVec2 work_area_size = viewport->WorkSize;
ImVec2 window_pos = ImVec2((corner & 1) ? (work_area_pos.x + work_area_size.x - DISTANCE) : (work_area_pos.x + DISTANCE), (corner & 2) ? (work_area_pos.y + work_area_size.y - DISTANCE) : (work_area_pos.y + DISTANCE));
ImVec2 window_pos_pivot = ImVec2((corner & 1) ? 1.0f : 0.0f, (corner & 2) ? 1.0f : 0.0f);
ImVec2 work_pos = viewport->WorkPos; // Use work area to avoid menu-bar/task-bar, if any!
ImVec2 work_size = viewport->WorkSize;
ImVec2 window_pos, window_pos_pivot;
window_pos.x = (corner & 1) ? (work_pos.x + work_size.x - PAD) : (work_pos.x + PAD);
window_pos.y = (corner & 2) ? (work_pos.y + work_size.y - PAD) : (work_pos.y + PAD);
window_pos_pivot.x = (corner & 1) ? 1.0f : 0.0f;
window_pos_pivot.y = (corner & 2) ? 1.0f : 0.0f;
ImGui::SetNextWindowPos(window_pos, ImGuiCond_Always, window_pos_pivot);
ImGui::SetNextWindowViewport(viewport->ID);
window_flags |= ImGuiWindowFlags_NoMove;
}
ImGui::SetNextWindowBgAlpha(0.35f); // Transparent background
if (ImGui::Begin("Example: Simple overlay", p_open, window_flags))
@ -7114,10 +7113,12 @@ static void ShowExampleAppSimpleOverlay(bool* p_open)
// Demonstrate creating a window covering the entire screen/viewport
static void ShowExampleAppFullscreen(bool* p_open)
{
ImGuiIO& io = ImGui::GetIO();
// May use viewport->WorkPos and viewport->WorkSize to avoid menu-bar/task-bar
const ImGuiViewport* viewport = ImGui::GetMainViewport();
ImGui::SetNextWindowPos(viewport->Pos);
ImGui::SetNextWindowSize(viewport->Size);
static ImGuiWindowFlags flags = ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoMove | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoSavedSettings;
ImGui::SetNextWindowPos(ImVec2(0, 0));
ImGui::SetNextWindowSize(io.DisplaySize);
if (ImGui::Begin("Example: Fullscreen window", p_open, flags))
{
ImGui::CheckboxFlags("ImGuiWindowFlags_NoBackground", &flags, ImGuiWindowFlags_NoBackground);
@ -7140,16 +7141,19 @@ static void ShowExampleAppFullscreen(bool* p_open)
// Read FAQ section "How can I have multiple widgets with the same label?" for details.
static void ShowExampleAppWindowTitles(bool*)
{
ImGuiViewport* viewport = ImGui::GetMainViewport();
ImVec2 base_pos = viewport->WorkPos;
// By default, Windows are uniquely identified by their title.
// You can use the "##" and "###" markers to manipulate the display/ID.
// Using "##" to display same title but have unique identifier.
ImGui::SetNextWindowPos(ImVec2(100, 100), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowPos(ImVec2(base_pos.x + 100, base_pos.y + 100), ImGuiCond_FirstUseEver);
ImGui::Begin("Same title as another window##1");
ImGui::Text("This is window 1.\nMy title is the same as window 2, but my identifier is unique.");
ImGui::End();
ImGui::SetNextWindowPos(ImVec2(100, 200), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowPos(ImVec2(base_pos.x + 100, base_pos.y + 200), ImGuiCond_FirstUseEver);
ImGui::Begin("Same title as another window##2");
ImGui::Text("This is window 2.\nMy title is the same as window 1, but my identifier is unique.");
ImGui::End();
@ -7157,7 +7161,7 @@ static void ShowExampleAppWindowTitles(bool*)
// Using "###" to display a changing title but keep a static identifier "AnimatedTitle"
char buf[128];
sprintf(buf, "Animated title %c %d###AnimatedTitle", "|/-\\"[(int)(ImGui::GetTime() / 0.25f) & 3], ImGui::GetFrameCount());
ImGui::SetNextWindowPos(ImVec2(100, 300), ImGuiCond_FirstUseEver);
ImGui::SetNextWindowPos(ImVec2(base_pos.x + 100, base_pos.y + 300), ImGuiCond_FirstUseEver);
ImGui::Begin(buf);
ImGui::Text("This window has a changing title.");
ImGui::End();