92 lines
3.3 KiB
C++
92 lines
3.3 KiB
C++
#include <libreborn/libreborn.h>
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#include <symbols/minecraft.h>
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#include <SDL/SDL.h>
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#include "input-internal.h"
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#include <mods/input/input.h>
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#include <mods/feature/feature.h>
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#include <mods/creative/creative.h>
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#include <mods/misc/misc.h>
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// Enable Miscellaneous Input Fixes
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static int enable_misc = 0;
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// Handle Back Button Presses
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static void _handle_back(Minecraft *minecraft) {
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// If Minecraft's Level property is initialized, but Minecraft's Player property is nullptr, then Minecraft::handleBack may crash.
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if (minecraft->level != nullptr && minecraft->player == nullptr) {
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// Unable to safely run Minecraft::handleBack, deferring until safe.
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return;
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}
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// Send Event
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minecraft->handleBack(false);
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}
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// Fix OptionsScreen Ignoring The Back Button
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static bool OptionsScreen_handleBackEvent_injection(OptionsScreen *screen, bool do_nothing) {
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if (!do_nothing) {
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Minecraft *minecraft = screen->minecraft;
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minecraft->setScreen(nullptr);
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}
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return true;
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}
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// Fix "Sleeping Beauty" Bug
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static bool InBedScreen_handleBackEvent_injection(InBedScreen *screen, bool do_nothing) {
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if (!do_nothing) {
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// Close Screen
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Minecraft *minecraft = screen->minecraft;
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minecraft->setScreen(nullptr);
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// Stop Sleeping
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LocalPlayer *player = minecraft->player;
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if (player != nullptr) {
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player->stopSleepInBed(true, true, true);
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}
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}
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return true;
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}
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// Block UI Interaction When Mouse Is Locked
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static bool Gui_tickItemDrop_Minecraft_isCreativeMode_call_injection(Minecraft *minecraft) {
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bool is_in_game = minecraft->screen == nullptr || minecraft->screen->vtable == (Screen_vtable *) Touch_IngameBlockSelectionScreen_vtable_base;
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if (!enable_misc || (SDL_WM_GrabInput(SDL_GRAB_QUERY) == SDL_GRAB_OFF && is_in_game)) {
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// Call Original Method
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return creative_is_restricted() && minecraft->isCreativeMode();
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} else {
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// Disable Item Drop Ticking
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return true;
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}
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}
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// Block UI Interaction When Mouse Is Locked
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static void Gui_handleClick_injection(Gui_handleClick_t original, Gui *gui, int32_t param_2, int32_t param_3, int32_t param_4) {
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if (SDL_WM_GrabInput(SDL_GRAB_QUERY) == SDL_GRAB_OFF) {
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// Call Original Method
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original(gui, param_2, param_3, param_4);
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}
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}
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// Init
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void _init_misc() {
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enable_misc = feature_has("Miscellaneous Input Fixes", server_disabled);
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if (enable_misc) {
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// Fix OptionsScreen Ignoring The Back Button
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patch_vtable(OptionsScreen_handleBackEvent, OptionsScreen_handleBackEvent_injection);
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// Fix "Sleeping Beauty" Bug
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patch_vtable(InBedScreen_handleBackEvent, InBedScreen_handleBackEvent_injection);
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// Disable Opening Inventory Using The Cursor When Cursor Is Hidden
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overwrite_calls(Gui_handleClick, Gui_handleClick_injection);
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// Proper Back Button Handling
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misc_run_on_key_press([](Minecraft *mc, const int key) {
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if (key == MC_KEY_ESCAPE) {
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_handle_back(mc);
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return true;
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} else {
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return false;
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}
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});
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}
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// Disable Item Dropping Using The Cursor When Cursor Is Hidden
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overwrite_call((void *) 0x27800, (void *) Gui_tickItemDrop_Minecraft_isCreativeMode_call_injection);
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}
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