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https://github.com/Drezil/imgui.git
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Refactor: Internals: Moved Settings functions in imgui.cpp in their own section. (#2036)
This commit is contained in:
omar
444
imgui.cpp
444
imgui.cpp
@@ -876,13 +876,17 @@ static void SetWindowSize(ImGuiWindow* window, const ImVec2& size, I
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static void SetWindowCollapsed(ImGuiWindow* window, bool collapsed, ImGuiCond cond);
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static void FindHoveredWindow();
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static ImGuiWindow* CreateNewWindow(const char* name, ImVec2 size, ImGuiWindowFlags flags);
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static ImGuiWindowSettings* CreateNewWindowSettings(const char* name);
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static void CheckStacksSize(ImGuiWindow* window, bool write);
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static ImVec2 CalcNextScrollFromScrollTargetAndClamp(ImGuiWindow* window, bool snap_on_edges);
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static void AddDrawListToDrawData(ImVector<ImDrawList*>* out_list, ImDrawList* draw_list);
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static void AddWindowToSortedBuffer(ImVector<ImGuiWindow*>* out_sorted_windows, ImGuiWindow* window);
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// Settings
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static void* SettingsHandlerWindow_ReadOpen(ImGuiContext*, ImGuiSettingsHandler*, const char* name);
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static void SettingsHandlerWindow_ReadLine(ImGuiContext*, ImGuiSettingsHandler*, void* entry, const char* line);
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static void SettingsHandlerWindow_WriteAll(ImGuiContext* imgui_ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* buf);
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namespace ImGui
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{
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static bool BeginChildEx(const char* name, ImGuiID id, const ImVec2& size_arg, bool border, ImGuiWindowFlags flags);
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@@ -4416,74 +4420,6 @@ void ImGui::NewFrame()
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Begin("Debug##Default");
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}
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static void* SettingsHandlerWindow_ReadOpen(ImGuiContext*, ImGuiSettingsHandler*, const char* name)
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{
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ImGuiWindowSettings* settings = ImGui::FindWindowSettings(ImHash(name, 0));
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if (!settings)
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settings = CreateNewWindowSettings(name);
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return (void*)settings;
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}
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static void SettingsHandlerWindow_ReadLine(ImGuiContext*, ImGuiSettingsHandler*, void* entry, const char* line)
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{
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ImGuiWindowSettings* settings = (ImGuiWindowSettings*)entry;
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float x, y;
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int i;
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ImU32 u1;
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if (sscanf(line, "Pos=%f,%f", &x, &y) == 2) { settings->Pos = ImVec2(x, y); }
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else if (sscanf(line, "Size=%f,%f", &x, &y) == 2) { settings->Size = ImMax(ImVec2(x, y), GImGui->Style.WindowMinSize); }
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else if (sscanf(line, "ViewportId=0x%08X", &u1) == 1) { settings->ViewportId = u1; }
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else if (sscanf(line, "ViewportPos=%f,%f", &x, &y) == 2) { settings->ViewportPos = ImVec2(x, y); }
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else if (sscanf(line, "Collapsed=%d", &i) == 1) { settings->Collapsed = (i != 0); }
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}
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static void SettingsHandlerWindow_WriteAll(ImGuiContext* imgui_ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* buf)
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{
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// Gather data from windows that were active during this session
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ImGuiContext& g = *imgui_ctx;
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for (int i = 0; i != g.Windows.Size; i++)
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{
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ImGuiWindow* window = g.Windows[i];
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if (window->Flags & ImGuiWindowFlags_NoSavedSettings)
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continue;
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ImGuiWindowSettings* settings = (window->SettingsIdx != -1) ? &g.SettingsWindows[window->SettingsIdx] : ImGui::FindWindowSettings(window->ID);
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if (!settings)
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{
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settings = CreateNewWindowSettings(window->Name);
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window->SettingsIdx = g.SettingsWindows.index_from_pointer(settings);
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}
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IM_ASSERT(settings->ID == window->ID);
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settings->Pos = window->Pos - window->ViewportPos;
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settings->Size = window->SizeFull;
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settings->ViewportId = window->ViewportId;
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settings->ViewportPos = window->ViewportPos;
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settings->Collapsed = window->Collapsed;
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}
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// Write a buffer
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// If a window wasn't opened in this session we preserve its settings
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buf->reserve(buf->size() + g.SettingsWindows.Size * 96); // ballpark reserve
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for (int i = 0; i != g.SettingsWindows.Size; i++)
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{
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const ImGuiWindowSettings* settings = &g.SettingsWindows[i];
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const char* name = settings->Name;
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if (const char* p = strstr(name, "###")) // Skip to the "###" marker if any. We don't skip past to match the behavior of GetID()
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name = p;
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buf->appendf("[%s][%s]\n", handler->TypeName, name);
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if (settings->ViewportId != 0 && settings->ViewportId != ImGui::IMGUI_VIEWPORT_DEFAULT_ID)
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{
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buf->appendf("ViewportPos=%d,%d\n", (int)settings->ViewportPos.x, (int)settings->ViewportPos.y);
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buf->appendf("ViewportId=0x%08X\n", settings->ViewportId);
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}
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if (settings->Pos.x != 0.0f || settings->Pos.y != 0.0f || settings->ViewportId == ImGui::IMGUI_VIEWPORT_DEFAULT_ID)
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buf->appendf("Pos=%d,%d\n", (int)settings->Pos.x, (int)settings->Pos.y);
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buf->appendf("Size=%d,%d\n", (int)settings->Size.x, (int)settings->Size.y);
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buf->appendf("Collapsed=%d\n", settings->Collapsed);
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buf->appendf("\n");
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}
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}
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void ImGui::Initialize(ImGuiContext* context)
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{
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ImGuiContext& g = *context;
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@@ -4592,155 +4528,6 @@ void ImGui::Shutdown(ImGuiContext* context)
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g.Initialized = false;
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}
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ImGuiWindowSettings* ImGui::FindWindowSettings(ImGuiID id)
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{
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ImGuiContext& g = *GImGui;
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for (int i = 0; i != g.SettingsWindows.Size; i++)
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if (g.SettingsWindows[i].ID == id)
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return &g.SettingsWindows[i];
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return NULL;
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}
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static ImGuiWindowSettings* CreateNewWindowSettings(const char* name)
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{
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ImGuiContext& g = *GImGui;
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g.SettingsWindows.push_back(ImGuiWindowSettings());
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ImGuiWindowSettings* settings = &g.SettingsWindows.back();
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settings->Name = ImStrdup(name);
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settings->ID = ImHash(name, 0);
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return settings;
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}
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void ImGui::LoadIniSettingsFromDisk(const char* ini_filename)
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{
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size_t file_data_size = 0;
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char* file_data = (char*)ImFileLoadToMemory(ini_filename, "rb", &file_data_size);
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if (!file_data)
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return;
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LoadIniSettingsFromMemory(file_data, (size_t)file_data_size);
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ImGui::MemFree(file_data);
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}
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ImGuiSettingsHandler* ImGui::FindSettingsHandler(const char* type_name)
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{
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ImGuiContext& g = *GImGui;
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const ImGuiID type_hash = ImHash(type_name, 0, 0);
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for (int handler_n = 0; handler_n < g.SettingsHandlers.Size; handler_n++)
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if (g.SettingsHandlers[handler_n].TypeHash == type_hash)
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return &g.SettingsHandlers[handler_n];
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return NULL;
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}
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// Zero-tolerance, no error reporting, cheap .ini parsing
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void ImGui::LoadIniSettingsFromMemory(const char* ini_data, size_t ini_size)
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{
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ImGuiContext& g = *GImGui;
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IM_ASSERT(g.Initialized);
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IM_ASSERT(g.SettingsLoaded == false && g.FrameCount == 0);
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// For user convenience, we allow passing a non zero-terminated string (hence the ini_size parameter).
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// For our convenience and to make the code simpler, we'll also write zero-terminators within the buffer. So let's create a writable copy..
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if (ini_size == 0)
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ini_size = strlen(ini_data);
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char* buf = (char*)ImGui::MemAlloc(ini_size + 1);
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char* buf_end = buf + ini_size;
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memcpy(buf, ini_data, ini_size);
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buf[ini_size] = 0;
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void* entry_data = NULL;
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ImGuiSettingsHandler* entry_handler = NULL;
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char* line_end = NULL;
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for (char* line = buf; line < buf_end; line = line_end + 1)
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{
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// Skip new lines markers, then find end of the line
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while (*line == '\n' || *line == '\r')
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line++;
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line_end = line;
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while (line_end < buf_end && *line_end != '\n' && *line_end != '\r')
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line_end++;
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line_end[0] = 0;
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if (line[0] == '[' && line_end > line && line_end[-1] == ']')
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{
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// Parse "[Type][Name]". Note that 'Name' can itself contains [] characters, which is acceptable with the current format and parsing code.
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line_end[-1] = 0;
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const char* name_end = line_end - 1;
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const char* type_start = line + 1;
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char* type_end = (char*)(intptr_t)ImStrchrRange(type_start, name_end, ']');
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const char* name_start = type_end ? ImStrchrRange(type_end + 1, name_end, '[') : NULL;
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if (!type_end || !name_start)
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{
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name_start = type_start; // Import legacy entries that have no type
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type_start = "Window";
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}
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else
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{
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*type_end = 0; // Overwrite first ']'
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name_start++; // Skip second '['
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}
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entry_handler = FindSettingsHandler(type_start);
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entry_data = entry_handler ? entry_handler->ReadOpenFn(&g, entry_handler, name_start) : NULL;
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}
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else if (entry_handler != NULL && entry_data != NULL)
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{
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// Let type handler parse the line
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entry_handler->ReadLineFn(&g, entry_handler, entry_data, line);
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}
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}
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ImGui::MemFree(buf);
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g.SettingsLoaded = true;
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}
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void ImGui::SaveIniSettingsToDisk(const char* ini_filename)
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{
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ImGuiContext& g = *GImGui;
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g.SettingsDirtyTimer = 0.0f;
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if (!ini_filename)
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return;
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size_t ini_data_size = 0;
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const char* ini_data = SaveIniSettingsToMemory(&ini_data_size);
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FILE* f = ImFileOpen(ini_filename, "wt");
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if (!f)
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return;
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fwrite(ini_data, sizeof(char), ini_data_size, f);
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fclose(f);
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}
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// Call registered handlers (e.g. SettingsHandlerWindow_WriteAll() + custom handlers) to write their stuff into a text buffer
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const char* ImGui::SaveIniSettingsToMemory(size_t* out_size)
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{
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ImGuiContext& g = *GImGui;
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g.SettingsDirtyTimer = 0.0f;
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g.SettingsIniData.Buf.resize(0);
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g.SettingsIniData.Buf.push_back(0);
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for (int handler_n = 0; handler_n < g.SettingsHandlers.Size; handler_n++)
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{
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ImGuiSettingsHandler* handler = &g.SettingsHandlers[handler_n];
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handler->WriteAllFn(&g, handler, &g.SettingsIniData);
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}
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if (out_size)
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*out_size = (size_t)g.SettingsIniData.size();
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return g.SettingsIniData.c_str();
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}
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void ImGui::MarkIniSettingsDirty()
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{
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ImGuiContext& g = *GImGui;
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if (g.SettingsDirtyTimer <= 0.0f)
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g.SettingsDirtyTimer = g.IO.IniSavingRate;
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}
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void ImGui::MarkIniSettingsDirty(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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if (!(window->Flags & ImGuiWindowFlags_NoSavedSettings))
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if (g.SettingsDirtyTimer <= 0.0f)
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g.SettingsDirtyTimer = g.IO.IniSavingRate;
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}
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// FIXME: Add a more explicit sort order in the window structure.
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static int IMGUI_CDECL ChildWindowComparer(const void* lhs, const void* rhs)
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{
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@@ -9849,6 +9636,227 @@ void ImGui::EndDragDropTarget()
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g.DragDropWithinSourceOrTarget = false;
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}
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//-----------------------------------------------------------------------------
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// SETTINGS
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//-----------------------------------------------------------------------------
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void ImGui::MarkIniSettingsDirty()
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{
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ImGuiContext& g = *GImGui;
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if (g.SettingsDirtyTimer <= 0.0f)
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g.SettingsDirtyTimer = g.IO.IniSavingRate;
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}
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void ImGui::MarkIniSettingsDirty(ImGuiWindow* window)
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{
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ImGuiContext& g = *GImGui;
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if (!(window->Flags & ImGuiWindowFlags_NoSavedSettings))
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if (g.SettingsDirtyTimer <= 0.0f)
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g.SettingsDirtyTimer = g.IO.IniSavingRate;
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}
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static ImGuiWindowSettings* CreateNewWindowSettings(const char* name)
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{
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ImGuiContext& g = *GImGui;
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g.SettingsWindows.push_back(ImGuiWindowSettings());
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ImGuiWindowSettings* settings = &g.SettingsWindows.back();
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settings->Name = ImStrdup(name);
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settings->ID = ImHash(name, 0);
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return settings;
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}
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ImGuiWindowSettings* ImGui::FindWindowSettings(ImGuiID id)
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{
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ImGuiContext& g = *GImGui;
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for (int i = 0; i != g.SettingsWindows.Size; i++)
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if (g.SettingsWindows[i].ID == id)
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return &g.SettingsWindows[i];
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return NULL;
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}
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void ImGui::LoadIniSettingsFromDisk(const char* ini_filename)
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{
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size_t file_data_size = 0;
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char* file_data = (char*)ImFileLoadToMemory(ini_filename, "rb", &file_data_size);
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if (!file_data)
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return;
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LoadIniSettingsFromMemory(file_data, (size_t)file_data_size);
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ImGui::MemFree(file_data);
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}
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ImGuiSettingsHandler* ImGui::FindSettingsHandler(const char* type_name)
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{
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ImGuiContext& g = *GImGui;
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const ImGuiID type_hash = ImHash(type_name, 0, 0);
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for (int handler_n = 0; handler_n < g.SettingsHandlers.Size; handler_n++)
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if (g.SettingsHandlers[handler_n].TypeHash == type_hash)
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return &g.SettingsHandlers[handler_n];
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return NULL;
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}
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// Zero-tolerance, no error reporting, cheap .ini parsing
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void ImGui::LoadIniSettingsFromMemory(const char* ini_data, size_t ini_size)
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{
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ImGuiContext& g = *GImGui;
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IM_ASSERT(g.Initialized);
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IM_ASSERT(g.SettingsLoaded == false && g.FrameCount == 0);
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// For user convenience, we allow passing a non zero-terminated string (hence the ini_size parameter).
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// For our convenience and to make the code simpler, we'll also write zero-terminators within the buffer. So let's create a writable copy..
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if (ini_size == 0)
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ini_size = strlen(ini_data);
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char* buf = (char*)ImGui::MemAlloc(ini_size + 1);
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char* buf_end = buf + ini_size;
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memcpy(buf, ini_data, ini_size);
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buf[ini_size] = 0;
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void* entry_data = NULL;
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ImGuiSettingsHandler* entry_handler = NULL;
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char* line_end = NULL;
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for (char* line = buf; line < buf_end; line = line_end + 1)
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{
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// Skip new lines markers, then find end of the line
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while (*line == '\n' || *line == '\r')
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line++;
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line_end = line;
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while (line_end < buf_end && *line_end != '\n' && *line_end != '\r')
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line_end++;
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line_end[0] = 0;
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if (line[0] == '[' && line_end > line && line_end[-1] == ']')
|
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{
|
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// Parse "[Type][Name]". Note that 'Name' can itself contains [] characters, which is acceptable with the current format and parsing code.
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line_end[-1] = 0;
|
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const char* name_end = line_end - 1;
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const char* type_start = line + 1;
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char* type_end = (char*)(intptr_t)ImStrchrRange(type_start, name_end, ']');
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const char* name_start = type_end ? ImStrchrRange(type_end + 1, name_end, '[') : NULL;
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if (!type_end || !name_start)
|
||||
{
|
||||
name_start = type_start; // Import legacy entries that have no type
|
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type_start = "Window";
|
||||
}
|
||||
else
|
||||
{
|
||||
*type_end = 0; // Overwrite first ']'
|
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name_start++; // Skip second '['
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}
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entry_handler = FindSettingsHandler(type_start);
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entry_data = entry_handler ? entry_handler->ReadOpenFn(&g, entry_handler, name_start) : NULL;
|
||||
}
|
||||
else if (entry_handler != NULL && entry_data != NULL)
|
||||
{
|
||||
// Let type handler parse the line
|
||||
entry_handler->ReadLineFn(&g, entry_handler, entry_data, line);
|
||||
}
|
||||
}
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||||
|
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ImGui::MemFree(buf);
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g.SettingsLoaded = true;
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||||
}
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||||
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||||
void ImGui::SaveIniSettingsToDisk(const char* ini_filename)
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{
|
||||
ImGuiContext& g = *GImGui;
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||||
g.SettingsDirtyTimer = 0.0f;
|
||||
if (!ini_filename)
|
||||
return;
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||||
|
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size_t ini_data_size = 0;
|
||||
const char* ini_data = SaveIniSettingsToMemory(&ini_data_size);
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FILE* f = ImFileOpen(ini_filename, "wt");
|
||||
if (!f)
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||||
return;
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||||
fwrite(ini_data, sizeof(char), ini_data_size, f);
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fclose(f);
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||||
}
|
||||
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||||
// Call registered handlers (e.g. SettingsHandlerWindow_WriteAll() + custom handlers) to write their stuff into a text buffer
|
||||
const char* ImGui::SaveIniSettingsToMemory(size_t* out_size)
|
||||
{
|
||||
ImGuiContext& g = *GImGui;
|
||||
g.SettingsDirtyTimer = 0.0f;
|
||||
g.SettingsIniData.Buf.resize(0);
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||||
g.SettingsIniData.Buf.push_back(0);
|
||||
for (int handler_n = 0; handler_n < g.SettingsHandlers.Size; handler_n++)
|
||||
{
|
||||
ImGuiSettingsHandler* handler = &g.SettingsHandlers[handler_n];
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||||
handler->WriteAllFn(&g, handler, &g.SettingsIniData);
|
||||
}
|
||||
if (out_size)
|
||||
*out_size = (size_t)g.SettingsIniData.size();
|
||||
return g.SettingsIniData.c_str();
|
||||
}
|
||||
|
||||
static void* SettingsHandlerWindow_ReadOpen(ImGuiContext*, ImGuiSettingsHandler*, const char* name)
|
||||
{
|
||||
ImGuiWindowSettings* settings = ImGui::FindWindowSettings(ImHash(name, 0));
|
||||
if (!settings)
|
||||
settings = CreateNewWindowSettings(name);
|
||||
return (void*)settings;
|
||||
}
|
||||
|
||||
static void SettingsHandlerWindow_ReadLine(ImGuiContext*, ImGuiSettingsHandler*, void* entry, const char* line)
|
||||
{
|
||||
ImGuiWindowSettings* settings = (ImGuiWindowSettings*)entry;
|
||||
float x, y;
|
||||
int i;
|
||||
ImU32 u1;
|
||||
if (sscanf(line, "Pos=%f,%f", &x, &y) == 2) { settings->Pos = ImVec2(x, y); }
|
||||
else if (sscanf(line, "Size=%f,%f", &x, &y) == 2) { settings->Size = ImMax(ImVec2(x, y), GImGui->Style.WindowMinSize); }
|
||||
else if (sscanf(line, "ViewportId=0x%08X", &u1) == 1) { settings->ViewportId = u1; }
|
||||
else if (sscanf(line, "ViewportPos=%f,%f", &x, &y) == 2) { settings->ViewportPos = ImVec2(x, y); }
|
||||
else if (sscanf(line, "Collapsed=%d", &i) == 1) { settings->Collapsed = (i != 0); }
|
||||
}
|
||||
|
||||
static void SettingsHandlerWindow_WriteAll(ImGuiContext* imgui_ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* buf)
|
||||
{
|
||||
// Gather data from windows that were active during this session
|
||||
ImGuiContext& g = *imgui_ctx;
|
||||
for (int i = 0; i != g.Windows.Size; i++)
|
||||
{
|
||||
ImGuiWindow* window = g.Windows[i];
|
||||
if (window->Flags & ImGuiWindowFlags_NoSavedSettings)
|
||||
continue;
|
||||
|
||||
ImGuiWindowSettings* settings = (window->SettingsIdx != -1) ? &g.SettingsWindows[window->SettingsIdx] : ImGui::FindWindowSettings(window->ID);
|
||||
if (!settings)
|
||||
{
|
||||
settings = CreateNewWindowSettings(window->Name);
|
||||
window->SettingsIdx = g.SettingsWindows.index_from_pointer(settings);
|
||||
}
|
||||
IM_ASSERT(settings->ID == window->ID);
|
||||
settings->Pos = window->Pos - window->ViewportPos;
|
||||
settings->Size = window->SizeFull;
|
||||
settings->ViewportId = window->ViewportId;
|
||||
settings->ViewportPos = window->ViewportPos;
|
||||
settings->Collapsed = window->Collapsed;
|
||||
}
|
||||
|
||||
// Write a buffer
|
||||
// If a window wasn't opened in this session we preserve its settings
|
||||
buf->reserve(buf->size() + g.SettingsWindows.Size * 96); // ballpark reserve
|
||||
for (int i = 0; i != g.SettingsWindows.Size; i++)
|
||||
{
|
||||
const ImGuiWindowSettings* settings = &g.SettingsWindows[i];
|
||||
const char* name = settings->Name;
|
||||
if (const char* p = strstr(name, "###")) // Skip to the "###" marker if any. We don't skip past to match the behavior of GetID()
|
||||
name = p;
|
||||
buf->appendf("[%s][%s]\n", handler->TypeName, name);
|
||||
if (settings->ViewportId != 0 && settings->ViewportId != ImGui::IMGUI_VIEWPORT_DEFAULT_ID)
|
||||
{
|
||||
buf->appendf("ViewportPos=%d,%d\n", (int)settings->ViewportPos.x, (int)settings->ViewportPos.y);
|
||||
buf->appendf("ViewportId=0x%08X\n", settings->ViewportId);
|
||||
}
|
||||
if (settings->Pos.x != 0.0f || settings->Pos.y != 0.0f || settings->ViewportId == ImGui::IMGUI_VIEWPORT_DEFAULT_ID)
|
||||
buf->appendf("Pos=%d,%d\n", (int)settings->Pos.x, (int)settings->Pos.y);
|
||||
buf->appendf("Size=%d,%d\n", (int)settings->Size.x, (int)settings->Size.y);
|
||||
buf->appendf("Collapsed=%d\n", settings->Collapsed);
|
||||
buf->appendf("\n");
|
||||
}
|
||||
}
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
// PLATFORM DEPENDENT HELPERS
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
@@ -1204,8 +1204,9 @@ namespace ImGui
|
||||
// Settings
|
||||
IMGUI_API void MarkIniSettingsDirty();
|
||||
IMGUI_API void MarkIniSettingsDirty(ImGuiWindow* window);
|
||||
IMGUI_API ImGuiSettingsHandler* FindSettingsHandler(const char* type_name);
|
||||
IMGUI_API ImGuiWindowSettings* CreateNewWindowSettings(const char* name);
|
||||
IMGUI_API ImGuiWindowSettings* FindWindowSettings(ImGuiID id);
|
||||
IMGUI_API ImGuiSettingsHandler* FindSettingsHandler(const char* type_name);
|
||||
|
||||
// Basic Accessors
|
||||
inline ImGuiID GetItemID() { ImGuiContext& g = *GImGui; return g.CurrentWindow->DC.LastItemId; }
|
||||
|
||||
Reference in New Issue
Block a user