Settings: Added ReadInitFn pre-load handler.
(docking branch already has it, so it'll probably conflict with same contents)
diff --git a/imgui.cpp b/imgui.cpp
index deb7e98..726b05f 100644
--- a/imgui.cpp
+++ b/imgui.cpp
@@ -918,9 +918,9 @@
// Settings
static void WindowSettingsHandler_ClearAll(ImGuiContext*, ImGuiSettingsHandler*);
-static void WindowSettingsHandler_ApplyAll(ImGuiContext*, ImGuiSettingsHandler*);
static void* WindowSettingsHandler_ReadOpen(ImGuiContext*, ImGuiSettingsHandler*, const char* name);
static void WindowSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler*, void* entry, const char* line);
+static void WindowSettingsHandler_ApplyAll(ImGuiContext*, ImGuiSettingsHandler*);
static void WindowSettingsHandler_WriteAll(ImGuiContext*, ImGuiSettingsHandler*, ImGuiTextBuffer* buf);
// Platform Dependents default implementation for IO functions
@@ -3945,9 +3945,9 @@
ini_handler.TypeName = "Window";
ini_handler.TypeHash = ImHashStr("Window");
ini_handler.ClearAllFn = WindowSettingsHandler_ClearAll;
- ini_handler.ApplyAllFn = WindowSettingsHandler_ApplyAll;
ini_handler.ReadOpenFn = WindowSettingsHandler_ReadOpen;
ini_handler.ReadLineFn = WindowSettingsHandler_ReadLine;
+ ini_handler.ApplyAllFn = WindowSettingsHandler_ApplyAll;
ini_handler.WriteAllFn = WindowSettingsHandler_WriteAll;
g.SettingsHandlers.push_back(ini_handler);
}
@@ -9784,6 +9784,12 @@
memcpy(buf, ini_data, ini_size);
buf_end[0] = 0;
+ // Call pre-read handlers
+ // Some types will clear their data (e.g. dock information) some types will allow merge/override (window)
+ for (int handler_n = 0; handler_n < g.SettingsHandlers.Size; handler_n++)
+ if (g.SettingsHandlers[handler_n].ReadInitFn)
+ g.SettingsHandlers[handler_n].ReadInitFn(&g, &g.SettingsHandlers[handler_n]);
+
void* entry_data = NULL;
ImGuiSettingsHandler* entry_handler = NULL;
@@ -9872,24 +9878,12 @@
g.SettingsWindows.clear();
}
-// Apply to existing windows (if any)
-static void WindowSettingsHandler_ApplyAll(ImGuiContext* ctx, ImGuiSettingsHandler*)
-{
- ImGuiContext& g = *ctx;
- for (ImGuiWindowSettings* settings = g.SettingsWindows.begin(); settings != NULL; settings = g.SettingsWindows.next_chunk(settings))
- if (settings->WantApply)
- {
- if (ImGuiWindow* window = ImGui::FindWindowByID(settings->ID))
- ApplyWindowSettings(window, settings);
- settings->WantApply = false;
- }
-}
-
static void* WindowSettingsHandler_ReadOpen(ImGuiContext*, ImGuiSettingsHandler*, const char* name)
{
- ImGuiWindowSettings* settings = ImGui::FindWindowSettings(ImHashStr(name));
- if (!settings)
- settings = ImGui::CreateNewWindowSettings(name);
+ ImGuiWindowSettings* settings = ImGui::FindOrCreateWindowSettings(name);
+ ImGuiID id = settings->ID;
+ *settings = ImGuiWindowSettings(); // Clear existing if recycling previous entry
+ settings->ID = id;
settings->WantApply = true;
return (void*)settings;
}
@@ -9904,6 +9898,19 @@
else if (sscanf(line, "Collapsed=%d", &i) == 1) settings->Collapsed = (i != 0);
}
+// Apply to existing windows (if any)
+static void WindowSettingsHandler_ApplyAll(ImGuiContext* ctx, ImGuiSettingsHandler*)
+{
+ ImGuiContext& g = *ctx;
+ for (ImGuiWindowSettings* settings = g.SettingsWindows.begin(); settings != NULL; settings = g.SettingsWindows.next_chunk(settings))
+ if (settings->WantApply)
+ {
+ if (ImGuiWindow* window = ImGui::FindWindowByID(settings->ID))
+ ApplyWindowSettings(window, settings);
+ settings->WantApply = false;
+ }
+}
+
static void WindowSettingsHandler_WriteAll(ImGuiContext* ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* buf)
{
// Gather data from windows that were active during this session
diff --git a/imgui_internal.h b/imgui_internal.h
index 7dd635e..2802f51 100644
--- a/imgui_internal.h
+++ b/imgui_internal.h
@@ -1082,9 +1082,10 @@
const char* TypeName; // Short description stored in .ini file. Disallowed characters: '[' ']'
ImGuiID TypeHash; // == ImHashStr(TypeName)
void (*ClearAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Clear all settings data
- void (*ApplyAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Read: Called after reading (in registration order)
+ void (*ReadInitFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Read: Called before reading (in registration order)
void* (*ReadOpenFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, const char* name); // Read: Called when entering into a new ini entry e.g. "[Window][Name]"
void (*ReadLineFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, void* entry, const char* line); // Read: Called for every line of text within an ini entry
+ void (*ApplyAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler); // Read: Called after reading (in registration order)
void (*WriteAllFn)(ImGuiContext* ctx, ImGuiSettingsHandler* handler, ImGuiTextBuffer* out_buf); // Write: Output every entries into 'out_buf'
void* UserData;