start decompiling list menu

2018-03-02 16:34:31 +01:00
parent 0a9f0d80f5
commit ae29f35afd
16 changed files with 476 additions and 1001 deletions
@@ -0,0 +1,378 @@
+#include "global.h"
+#include "menu.h"
+#include "list_menu.h"
+#include "window.h"
+#include "text_window.h"
+#include "main.h"
+#include "task.h"
+#include "menu_indicators.h"
+
+struct ListMenuStruct
+{
+    s32 field_0;
+    u8 field_4;
+    u8 field_5;
+    u8 field_6;
+};
+
+struct UnknownListMenuStruct
+{
+    u8 x;
+    u8 y;
+    u8 width;
+    u8 height;
+    u8 palNum;
+};
+
+extern struct ListMenuStruct gUnknown_0203CE84;
+
+// this file's functions
+u8 ListMenuInitInternal(struct ListMenuTemplate *listMenuTemplate, u16 scrollOffset, u16 selectedRow);
+bool8 ListMenuChangeSelection(struct ListMenu *list, bool8 updateCursorAndCallCallback, u8 count, bool8 movingDown);
+void ListMenuPrintEntries(struct ListMenu *list, u16 startIndex, u16 yOffset, u16 count);
+void ListMenuDrawCursor(struct ListMenu *list);
+void ListMenuCallSelectionChangedCallback(struct ListMenu *list, u8 a2);
+
+// code
+void ListMenuDummyTask(u8 taskId)
+{
+
+}
+
+s32 DoMysteryGiftListMenu(struct WindowTemplate *windowTemplate, struct ListMenuTemplate *listMenuTemplate, u8 arg2, u16 tileNum, u16 palNum)
+{
+    switch (gUnknown_0203CE84.field_4)
+    {
+    case 0:
+    default:
+        gUnknown_0203CE84.field_5 = AddWindow(windowTemplate);
+        switch (arg2)
+        {
+        case 2:
+            sub_809882C(gUnknown_0203CE84.field_5, tileNum, palNum);
+        case 1:
+            sub_8098858(gUnknown_0203CE84.field_5, tileNum, palNum / 16);
+            break;
+        }
+        gMultiuseListMenuTemplate = *listMenuTemplate;
+        gMultiuseListMenuTemplate.windowId = gUnknown_0203CE84.field_5;
+        gUnknown_0203CE84.field_6 = ListMenuInit(&gMultiuseListMenuTemplate, 0, 0);
+        CopyWindowToVram(gUnknown_0203CE84.field_5, 1);
+        gUnknown_0203CE84.field_4 = 1;
+        break;
+    case 1:
+        gUnknown_0203CE84.field_0 = ListMenuHandleInputGetItemId(gUnknown_0203CE84.field_6);
+        if (gMain.newKeys & A_BUTTON)
+            gUnknown_0203CE84.field_4 = 2;
+        if (gMain.newKeys & B_BUTTON)
+        {
+            gUnknown_0203CE84.field_0 = LIST_B_PRESSED;
+            gUnknown_0203CE84.field_4 = 2;
+        }
+        if (gUnknown_0203CE84.field_4 == 2)
+        {
+            if (arg2 == 0)
+                ClearWindowTilemap(gUnknown_0203CE84.field_5);
+            else
+            {
+                switch (arg2)
+                {
+                case 0: // can never be reached, because of the if statement above
+                    sub_819746C(gUnknown_0203CE84.field_5, FALSE);
+                    break;
+                case 2:
+                case 1:
+                    sub_819746C(gUnknown_0203CE84.field_5, FALSE);
+                    break;
+                }
+            }
+
+            CopyWindowToVram(gUnknown_0203CE84.field_5, 1);
+        }
+        break;
+    case 2:
+        DestroyListMenuTask(gUnknown_0203CE84.field_6, NULL, NULL);
+        RemoveWindow(gUnknown_0203CE84.field_5);
+        gUnknown_0203CE84.field_4 = 0;
+        return gUnknown_0203CE84.field_0;
+    }
+
+    return -1;
+}
+
+u8 ListMenuInit(struct ListMenuTemplate *listMenuTemplate, u16 scrollOffset, u16 selectedRow)
+{
+    u8 taskId = ListMenuInitInternal(listMenuTemplate, scrollOffset, selectedRow);
+    PutWindowTilemap(listMenuTemplate->windowId);
+    CopyWindowToVram(listMenuTemplate->windowId, 2);
+
+    return taskId;
+}
+
+// unused
+u8 ListMenuInitWithWindows(struct ListMenuTemplate *listMenuTemplate, struct UnknownListMenuStruct *arg1, u16 scrollOffset, u16 selectedRow)
+{
+    s32 i;
+
+    u8 taskId = ListMenuInitInternal(listMenuTemplate, scrollOffset, selectedRow);
+    for (i = 0; arg1[i].palNum != 0xFF; i++)
+    {
+        PutWindowRectTilemapOverridePalette(listMenuTemplate->windowId,
+                                            arg1[i].x,
+                                            arg1[i].y,
+                                            arg1[i].width,
+                                            arg1[i].height,
+                                            arg1[i].palNum);
+    }
+    CopyWindowToVram(listMenuTemplate->windowId, 2);
+
+    return taskId;
+}
+
+s32 ListMenuHandleInputGetItemId(u8 listTaskId)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    if (gMain.newKeys & A_BUTTON)
+    {
+        return list->template.items[list->scrollOffset + list->selectedRow].id;
+    }
+    else if (gMain.newKeys & B_BUTTON)
+    {
+        return LIST_B_PRESSED;
+    }
+    else if (gMain.newAndRepeatedKeys & DPAD_UP)
+    {
+        ListMenuChangeSelection(list, TRUE, 1, FALSE);
+        return LIST_NOTHING_CHOSEN;
+    }
+    else if (gMain.newAndRepeatedKeys & DPAD_DOWN)
+    {
+        ListMenuChangeSelection(list, TRUE, 1, TRUE);
+        return LIST_NOTHING_CHOSEN;
+    }
+    else // try to move by one window scroll
+    {
+        bool16 rightButton, leftButton;
+        switch (list->template.scrollMultiple)
+        {
+        case LIST_NO_MULTIPLE_SCROLL:
+        default:
+            leftButton = FALSE;
+            rightButton = FALSE;
+            break;
+        case LIST_MULTIPLE_SCROLL_DPAD:
+            leftButton = gMain.newAndRepeatedKeys & DPAD_LEFT;
+            rightButton = gMain.newAndRepeatedKeys & DPAD_RIGHT;
+            break;
+        case LIST_MULTIPLE_SCROLL_L_R:
+            leftButton = gMain.newAndRepeatedKeys & L_BUTTON;
+            rightButton = gMain.newAndRepeatedKeys & R_BUTTON;
+            break;
+        }
+
+        if (leftButton)
+        {
+            ListMenuChangeSelection(list, TRUE, list->template.maxShowed, FALSE);
+            return LIST_NOTHING_CHOSEN;
+        }
+        else if (rightButton)
+        {
+            ListMenuChangeSelection(list, TRUE, list->template.maxShowed, TRUE);
+            return LIST_NOTHING_CHOSEN;
+        }
+        else
+        {
+            return LIST_NOTHING_CHOSEN;
+        }
+    }
+}
+
+void DestroyListMenuTask(u8 listTaskId, u16 *scrollOffset, u16 *selectedRow)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    if (scrollOffset != NULL)
+        *scrollOffset = list->scrollOffset;
+    if (selectedRow != NULL)
+        *selectedRow = list->selectedRow;
+
+    if (list->unk_1E != 0xFF)
+        ListMenuRemoveCursorObject(list->unk_1E, list->template.cursorKind - 2);
+
+    DestroyTask(listTaskId);
+}
+
+void sub_81AE70C(u8 listTaskId)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    FillWindowPixelBuffer(list->template.windowId, (list->template.fillPal << 4) | (list->template.fillPal));
+    ListMenuPrintEntries(list, list->scrollOffset, 0, list->template.maxShowed);
+    ListMenuDrawCursor(list);
+    CopyWindowToVram(list->template.windowId, 2);
+}
+
+// unused
+void ChangeListMenuPals(u8 listTaskId, u8 cursorPal, u8 fillPal, u8 cursorShadowPal)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    list->template.cursorPal = cursorPal;
+    list->template.fillPal = fillPal;
+    list->template.cursorShadowPal = cursorShadowPal;
+}
+
+// unused
+void ChangeListMenuCoords(u8 listTaskId, u8 x, u8 y)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    SetWindowAttribute(list->template.windowId, WINDOW_TILEMAP_LEFT, x);
+    SetWindowAttribute(list->template.windowId, WINDOW_TILEMAP_TOP, y);
+}
+
+// unused
+s32 ListMenuTestInput(struct ListMenuTemplate *template, u32 scrollOffset, u32 selectedRow, u16 keys, u16 *newScrollOffset, u16 *newSelectedRow)
+{
+    struct ListMenu list;
+
+    list.template = *template;
+    list.scrollOffset = scrollOffset;
+    list.selectedRow = selectedRow;
+    list.unk_1C = 0;
+    list.unk_1D = 0;
+
+    if (keys == DPAD_UP)
+        ListMenuChangeSelection(&list, FALSE, 1, FALSE);
+    if (keys == DPAD_DOWN)
+        ListMenuChangeSelection(&list, FALSE, 1, TRUE);
+
+    if (newScrollOffset != NULL)
+        *newScrollOffset = list.scrollOffset;
+    if (newSelectedRow != NULL)
+        *newSelectedRow = list.selectedRow;
+
+    return LIST_NOTHING_CHOSEN;
+}
+
+void ListMenuGetCurrentItemArrayId(u8 listTaskId, u16 *arrayId)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    if (arrayId != NULL)
+        *arrayId = list->scrollOffset + list->selectedRow;
+}
+
+void ListMenuGetScrollAndRow(u8 listTaskId, u16 *scrollOffset, u16 *selectedRow)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    if (scrollOffset != NULL)
+        *scrollOffset = list->scrollOffset;
+    if (selectedRow != NULL)
+        *selectedRow = list->selectedRow;
+}
+
+u16 ListMenuGetYCoordForPrintingArrowCursor(u8 listTaskId)
+{
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+    u8 yMultiplier = GetFontAttribute(list->template.fontId, 1) + list->template.unk_16_3;
+
+    return list->selectedRow * yMultiplier + list->template.upText_Y;
+}
+
+struct ListMenuPals
+{
+    u8 field_0_0:4;
+    u8 field_0_4:4;
+    u8 field_1_0:4;
+    u8 lettersSpacing:6;
+    u8 field_2_2:6;
+    u8 fontId:7;
+    u8 field_3_7:1;
+};
+
+extern struct ListMenuPals gUnknown_03006300;
+
+u8 ListMenuInitInternal(struct ListMenuTemplate *listMenuTemplate, u16 scrollOffset, u16 selectedRow)
+{
+    u8 listTaskId = CreateTask(ListMenuDummyTask, 0);
+    struct ListMenu *list = (void*) gTasks[listTaskId].data;
+
+    list->template = *listMenuTemplate;
+    list->scrollOffset = scrollOffset;
+    list->selectedRow = selectedRow;
+    list->unk_1C = 0;
+    list->unk_1D = 0;
+    list->unk_1E = 0xFF;
+    list->unk_1F = 0;
+
+    gUnknown_03006300.field_0_0 = list->template.cursorPal;
+    gUnknown_03006300.field_0_4 = list->template.fillPal;
+    gUnknown_03006300.field_1_0 = list->template.cursorShadowPal;
+    gUnknown_03006300.lettersSpacing = list->template.lettersSpacing;
+    gUnknown_03006300.fontId = list->template.fontId;
+    gUnknown_03006300.field_3_7 = 0;
+
+    if (list->template.totalItems < list->template.maxShowed)
+        list->template.maxShowed = list->template.totalItems;
+
+    FillWindowPixelBuffer(list->template.windowId, (list->template.fillPal << 4) | (list->template.fillPal));
+    ListMenuPrintEntries(list, list->scrollOffset, 0, list->template.maxShowed);
+    ListMenuDrawCursor(list);
+    ListMenuCallSelectionChangedCallback(list, 1);
+
+    return listTaskId;
+}
+
+void ListMenuPrint(struct ListMenu *list, const u8 *str, u8 x, u8 y)
+{
+    u8 colors[3];
+    if (gUnknown_03006300.field_3_7)
+    {
+        colors[0] = gUnknown_03006300.field_0_4;
+        colors[1] = gUnknown_03006300.field_0_0;
+        colors[2] = gUnknown_03006300.field_1_0;
+        AddTextPrinterParameterized2(list->template.windowId,
+                                     gUnknown_03006300.fontId,
+                                     x, y,
+                                     gUnknown_03006300.lettersSpacing,
+                                     0, colors, TEXT_SPEED_FF, str);
+
+        gUnknown_03006300.field_3_7 = 0;
+    }
+    else
+    {
+        colors[0] = list->template.fillPal;
+        colors[1] = list->template.cursorPal;
+        colors[2] = list->template.cursorShadowPal;
+        AddTextPrinterParameterized2(list->template.windowId,
+                                     list->template.fontId,
+                                     x, y,
+                                     list->template.lettersSpacing,
+                                     0, colors, TEXT_SPEED_FF, str);
+    }
+}
+
+void ListMenuPrintEntries(struct ListMenu *list, u16 startIndex, u16 yOffset, u16 count)
+{
+    s32 i;
+    u8 x, y;
+    u8 yMultiplier = GetFontAttribute(list->template.fontId, 1) + list->template.unk_16_3;
+
+    for (i = 0; i < count; i++)
+    {
+        if (list->template.items[startIndex].id != -3)
+            x = list->template.unk_12;
+        else
+            x = list->template.unk_11;
+
+        y = (yOffset + i) * yMultiplier + list->template.upText_Y;
+        if (list->template.unk_08 != NULL)
+            list->template.unk_08(list->template.windowId, list->template.items[startIndex].id, y);
+
+        ListMenuPrint(list, list->template.items[startIndex].name, x, y);
+        startIndex++;
+    }
+}