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mirror of https://github.com/ocornut/imgui.git synced 2024-11-12 02:00:58 +01:00

Settings: Added ReadInitFn pre-load handler.

(docking branch already has it, so it'll probably conflict with same contents)
This commit is contained in:
omar 2020-05-13 20:28:34 +02:00
parent 5fdfa32cce
commit 476daf9aac
2 changed files with 27 additions and 19 deletions

View File

@ -918,9 +918,9 @@ static ImRect GetViewportRect();
// 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 @@ void ImGui::Initialize(ImGuiContext* context)
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 @@ void ImGui::LoadIniSettingsFromMemory(const char* ini_data, size_t ini_size)
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 @@ static void WindowSettingsHandler_ClearAll(ImGuiContext* ctx, ImGuiSettingsHandl
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 @@ static void WindowSettingsHandler_ReadLine(ImGuiContext*, ImGuiSettingsHandler*,
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

View File

@ -1082,9 +1082,10 @@ struct ImGuiSettingsHandler
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;