664 lines
28 KiB
C
664 lines
28 KiB
C
/*******************************************************************************************
|
|
*
|
|
* FileDialog v1.1 - Modal file dialog to open/save files
|
|
*
|
|
* MODULE USAGE:
|
|
* #define GUI_FILE_DIALOG_IMPLEMENTATION
|
|
* #include "gui_file_dialog.h"
|
|
*
|
|
* INIT: GuiFileDialogState state = InitGuiFileDialog();
|
|
* DRAW: GuiFileDialog(&state);
|
|
*
|
|
* NOTE: This module depends on some raylib file system functions:
|
|
* - GetDirectoryFiles()
|
|
* - ClearDirectoryFiles()
|
|
* - GetWorkingDirectory()
|
|
* - DirectoryExists()
|
|
* - FileExists()
|
|
*
|
|
* LICENSE: zlib/libpng
|
|
*
|
|
* Copyright (c) 2019-2020 Ramon Santamaria (@raysan5)
|
|
*
|
|
* This software is provided "as-is", without any express or implied warranty. In no event
|
|
* will the authors be held liable for any damages arising from the use of this software.
|
|
*
|
|
* Permission is granted to anyone to use this software for any purpose, including commercial
|
|
* applications, and to alter it and redistribute it freely, subject to the following restrictions:
|
|
*
|
|
* 1. The origin of this software must not be misrepresented; you must not claim that you
|
|
* wrote the original software. If you use this software in a product, an acknowledgment
|
|
* in the product documentation would be appreciated but is not required.
|
|
*
|
|
* 2. Altered source versions must be plainly marked as such, and must not be misrepresented
|
|
* as being the original software.
|
|
*
|
|
* 3. This notice may not be removed or altered from any source distribution.
|
|
*
|
|
**********************************************************************************************/
|
|
|
|
#include "raylib.h"
|
|
|
|
// WARNING: raygui implementation is expected to be defined before including this header
|
|
#undef RAYGUI_IMPLEMENTATION
|
|
#include "raygui.h"
|
|
|
|
#ifndef GUI_FILE_DIALOG_H
|
|
#define GUI_FILE_DIALOG_H
|
|
|
|
typedef struct {
|
|
Vector2 position;
|
|
Vector2 size;
|
|
|
|
bool fileDialogActive;
|
|
|
|
bool dirPathEditMode;
|
|
char dirPathText[256];
|
|
|
|
int filesListScrollIndex;
|
|
bool filesListEditMode;
|
|
int filesListActive;
|
|
|
|
bool fileNameEditMode;
|
|
char fileNameText[256];
|
|
bool SelectFilePressed;
|
|
bool CancelFilePressed;
|
|
int fileTypeActive;
|
|
int itemFocused;
|
|
|
|
// Custom state variables (depend on development software)
|
|
// NOTE: This variables should be added manually if required
|
|
char **dirFiles;
|
|
int dirFilesCount;
|
|
|
|
char filterExt[256];
|
|
|
|
char dirPathTextCopy[256];
|
|
char fileNameTextCopy[256];
|
|
|
|
int prevFilesListActive;
|
|
|
|
} GuiFileDialogState;
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" { // Prevents name mangling of functions
|
|
#endif
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Defines and Macros
|
|
//----------------------------------------------------------------------------------
|
|
//...
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Types and Structures Definition
|
|
//----------------------------------------------------------------------------------
|
|
// ...
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Global Variables Definition
|
|
//----------------------------------------------------------------------------------
|
|
//...
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Module Functions Declaration
|
|
//----------------------------------------------------------------------------------
|
|
GuiFileDialogState InitGuiFileDialog(int width, int height, const char *initPath, bool active);
|
|
void GuiFileDialog(GuiFileDialogState *state);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif // GUI_FILE_DIALOG_H
|
|
|
|
/***********************************************************************************
|
|
*
|
|
* GUI_FILE_DIALOG IMPLEMENTATION
|
|
*
|
|
************************************************************************************/
|
|
#if defined(GUI_FILE_DIALOG_IMPLEMENTATION)
|
|
|
|
#include "raygui.h"
|
|
|
|
#include <string.h> // Required for: strcpy()
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Defines and Macros
|
|
//----------------------------------------------------------------------------------
|
|
#define MAX_DIRECTORY_FILES 1024
|
|
#define MAX_DIR_PATH_LENGTH 1024
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Types and Structures Definition
|
|
//----------------------------------------------------------------------------------
|
|
|
|
#if defined(USE_CUSTOM_LISTVIEW_FILEINFO)
|
|
// Detailed file info type
|
|
typedef struct FileInfo {
|
|
const char *name;
|
|
int size;
|
|
int modTime;
|
|
int type;
|
|
int icon;
|
|
} FileInfo;
|
|
#else
|
|
// Filename only
|
|
typedef char *FileInfo;
|
|
#endif
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Global Variables Definition
|
|
//----------------------------------------------------------------------------------
|
|
FileInfo *dirFilesIcon = NULL;
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Internal Module Functions Definition
|
|
//----------------------------------------------------------------------------------
|
|
// Read all filenames from directory (supported file types)
|
|
static char **ReadDirectoryFiles(const char *dir, int *filesCount, char *filterExt);
|
|
|
|
#if defined(USE_CUSTOM_LISTVIEW_FILEINFO)
|
|
// List View control for files info with extended parameters
|
|
static int GuiListViewFiles(Rectangle bounds, FileInfo *files, int count, int *focus, int *scrollIndex, int active);
|
|
#endif
|
|
|
|
//----------------------------------------------------------------------------------
|
|
// Module Functions Definition
|
|
//----------------------------------------------------------------------------------
|
|
GuiFileDialogState InitGuiFileDialog(int width, int height, const char *initPath, bool active)
|
|
{
|
|
GuiFileDialogState state = { 0 };
|
|
|
|
// Default dialog size is 440x310
|
|
state.size.x = width == -1 ? 440 : width;
|
|
state.size.y = height == -1 ? 310 : height;
|
|
state.position = (Vector2){ GetScreenWidth()/2 - state.size.x/2, GetScreenHeight()/2 - state.size.y/2 };
|
|
|
|
state.fileDialogActive = active;
|
|
state.dirPathEditMode = false;
|
|
|
|
state.filesListActive = -1;
|
|
state.prevFilesListActive = state.filesListActive;
|
|
state.filesListScrollIndex = 0;
|
|
|
|
state.fileNameEditMode = false;
|
|
|
|
state.SelectFilePressed = false;
|
|
state.CancelFilePressed = false;
|
|
|
|
state.fileTypeActive = 0;
|
|
|
|
strcpy(state.fileNameText, "\0");
|
|
|
|
// Custom variables initialization
|
|
if (initPath && DirectoryExists(initPath))
|
|
{
|
|
strcpy(state.dirPathText, initPath);
|
|
}
|
|
else if (initPath && FileExists(initPath))
|
|
{
|
|
strcpy(state.dirPathText, GetDirectoryPath(initPath));
|
|
strcpy(state.fileNameText, GetFileName(initPath));
|
|
}
|
|
else strcpy(state.dirPathText, GetWorkingDirectory());
|
|
|
|
strcpy(state.dirPathTextCopy, state.dirPathText);
|
|
strcpy(state.fileNameTextCopy, state.fileNameText);
|
|
|
|
strcpy(state.filterExt, "all");
|
|
|
|
state.dirFilesCount = 0;
|
|
state.dirFiles = NULL; // NOTE: Loaded lazily on window active
|
|
|
|
return state;
|
|
}
|
|
|
|
// Read files in new path
|
|
static void FD_RELOAD_DIRPATH(GuiFileDialogState *state)
|
|
{
|
|
for (int i = 0; i < state->dirFilesCount; i++) RL_FREE(state->dirFiles[i]);
|
|
RL_FREE(state->dirFiles);
|
|
|
|
state->dirFiles = ReadDirectoryFiles(state->dirPathText, &state->dirFilesCount, state->filterExt);
|
|
state->itemFocused = 0;
|
|
}
|
|
|
|
// Update and draw file dialog
|
|
void GuiFileDialog(GuiFileDialogState *state)
|
|
{
|
|
if (state->fileDialogActive)
|
|
{
|
|
const int winWidth = state->size.x;
|
|
const int winHeight = state->size.y;
|
|
|
|
// Load dirFilesIcon and state->dirFiles lazily on windows open
|
|
// NOTE: they are automatically unloaded at fileDialog closing
|
|
//------------------------------------------------------------------------------------
|
|
if (dirFilesIcon == NULL)
|
|
{
|
|
dirFilesIcon = (FileInfo *)RL_MALLOC(MAX_DIRECTORY_FILES*sizeof(FileInfo)); // Max files to read
|
|
for (int i = 0; i < MAX_DIRECTORY_FILES; i++) dirFilesIcon[i] = (char *)calloc(MAX_DIR_PATH_LENGTH, 1); // Max file name length
|
|
}
|
|
|
|
if (state->dirFiles == NULL)
|
|
{
|
|
state->dirFiles = ReadDirectoryFiles(state->dirPathText, &state->dirFilesCount, state->filterExt);
|
|
|
|
for(int f = 0; f < state->dirFilesCount; f++)
|
|
{
|
|
if (strcmp(state->fileNameText, state->dirFiles[f]) == 0)
|
|
{
|
|
if (state->filesListActive != f) state->filesListScrollIndex = state->filesListActive = f; // Make it active and visible only on first call
|
|
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
//------------------------------------------------------------------------------------
|
|
|
|
DrawRectangle(0, 0, GetScreenWidth(), GetScreenHeight(), Fade(GetColor(GuiGetStyle(DEFAULT, BACKGROUND_COLOR)), 0.85f));
|
|
state->fileDialogActive = !GuiWindowBox((Rectangle){ state->position.x + 0, state->position.y + 0, winWidth, winHeight }, "#198#eco2d file dialog");
|
|
|
|
if (GuiButton((Rectangle){ state->position.x + winWidth - 50, state->position.y + 35, 40, 25 }, "< ..")) // || IsKeyReleased(KEY_DPAD_Y))
|
|
{
|
|
// Move dir path one level up
|
|
strcpy(state->dirPathText, GetPrevDirectoryPath(state->dirPathText));
|
|
|
|
// RL_FREE previous dirFiles (reloaded by ReadDirectoryFiles())
|
|
FD_RELOAD_DIRPATH(state);
|
|
|
|
state->filesListActive = -1;
|
|
strcpy(state->fileNameText, "\0");
|
|
strcpy(state->fileNameTextCopy, state->fileNameText);
|
|
}
|
|
|
|
if (GuiTextBox((Rectangle){ state->position.x + 10, state->position.y + 35, winWidth - 65, 25 }, state->dirPathText, 256, state->dirPathEditMode))
|
|
{
|
|
if (state->dirPathEditMode)
|
|
{
|
|
// Verify if a valid path has been introduced
|
|
if (DirectoryExists(state->dirPathText))
|
|
{
|
|
// RL_FREE previous dirFiles (reloaded by ReadDirectoryFiles())
|
|
FD_RELOAD_DIRPATH(state);
|
|
|
|
strcpy(state->dirPathTextCopy, state->dirPathText);
|
|
}
|
|
else strcpy(state->dirPathText, state->dirPathTextCopy);
|
|
}
|
|
|
|
state->dirPathEditMode = !state->dirPathEditMode;
|
|
}
|
|
|
|
int prevTextAlignment = GuiGetStyle(LISTVIEW, TEXT_ALIGNMENT);
|
|
int prevElementsHeight = GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT);
|
|
GuiSetStyle(LISTVIEW, TEXT_ALIGNMENT, GUI_TEXT_ALIGN_LEFT);
|
|
GuiSetStyle(LISTVIEW, LIST_ITEMS_HEIGHT, 24);
|
|
|
|
// TODO: ListViewElements should be aligned left
|
|
# if defined(USE_CUSTOM_LISTVIEW_FILEINFO)
|
|
FileInfo fileInfo;
|
|
state->filesListActive = GuiListViewFiles((Rectangle){ state->position.x + 10, state->position.y + 70, winWidth - 20, winHeight - 135 }, fileInfo, state->dirFilesCount, &state->itemFocused, &state->filesListScrollIndex, state->filesListActive);
|
|
# else
|
|
state->filesListActive = GuiListViewEx((Rectangle){ state->position.x + 10, state->position.y + 70, winWidth - 20, winHeight - 135 }, (const char**)dirFilesIcon, state->dirFilesCount, &state->itemFocused, &state->filesListScrollIndex, state->filesListActive);
|
|
# endif
|
|
GuiSetStyle(LISTVIEW, TEXT_ALIGNMENT, prevTextAlignment);
|
|
GuiSetStyle(LISTVIEW, LIST_ITEMS_HEIGHT, prevElementsHeight);
|
|
|
|
if ((state->filesListActive >= 0) && (state->filesListActive != state->prevFilesListActive))
|
|
//&& (IsMouseButtonPressed(MOUSE_LEFT_BUTTON) || IsKeyPressed(KEY_ENTER) || IsKeyPressed(KEY_DPAD_A)))
|
|
{
|
|
strcpy(state->fileNameText, state->dirFiles[state->filesListActive]);
|
|
|
|
if (DirectoryExists(TextFormat("%s/%s", state->dirPathText, state->fileNameText)))
|
|
{
|
|
if (TextIsEqual(state->fileNameText, "..")) strcpy(state->dirPathText, GetPrevDirectoryPath(state->dirPathText));
|
|
else strcpy(state->dirPathText, TextFormat("%s/%s", strcmp(state->dirPathText, "/")==0 ? "" : state->dirPathText, state->fileNameText));
|
|
|
|
strcpy(state->dirPathTextCopy, state->dirPathText);
|
|
|
|
// RL_FREE previous dirFiles (reloaded by ReadDirectoryFiles())
|
|
FD_RELOAD_DIRPATH(state);
|
|
|
|
strcpy(state->dirPathTextCopy, state->dirPathText);
|
|
|
|
state->filesListActive = -1;
|
|
strcpy(state->fileNameText, "\0");
|
|
strcpy(state->fileNameTextCopy, state->fileNameText);
|
|
}
|
|
|
|
state->prevFilesListActive = state->filesListActive;
|
|
}
|
|
|
|
GuiLabel((Rectangle){ state->position.x + 10, state->position.y + winHeight - 60, 68, 25 }, "File name:");
|
|
|
|
if (GuiTextBox((Rectangle){ state->position.x + 75, state->position.y + winHeight - 60, winWidth - 200, 25 }, state->fileNameText, 128, state->fileNameEditMode))
|
|
{
|
|
if (*state->fileNameText)
|
|
{
|
|
// Verify if a valid filename has been introduced
|
|
//if (FileExists(TextFormat("%s/%s", state->dirPathText, state->fileNameText)))
|
|
{
|
|
// Select filename from list view
|
|
for (int i = 0; i < state->dirFilesCount; i++)
|
|
{
|
|
if (TextIsEqual(state->fileNameText, state->dirFiles[i]))
|
|
{
|
|
state->filesListActive = i;
|
|
strcpy(state->fileNameTextCopy, state->fileNameText);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
#if 0
|
|
else
|
|
{
|
|
strcpy(state->fileNameText, state->fileNameTextCopy);
|
|
}
|
|
#endif
|
|
}
|
|
|
|
state->fileNameEditMode = !state->fileNameEditMode;
|
|
}
|
|
|
|
state->fileTypeActive = GuiComboBox((Rectangle){ state->position.x + 75, state->position.y + winHeight - 30, winWidth - 200, 25 }, "ecotex files", state->fileTypeActive);
|
|
GuiLabel((Rectangle){ state->position.x + 10, state->position.y + winHeight - 30, 68, 25 }, "File filter:");
|
|
|
|
state->SelectFilePressed = GuiButton((Rectangle){ state->position.x + winWidth - 120, state->position.y + winHeight - 60, 110,
|
|
#ifdef PLATFORM_DESKTOP
|
|
25
|
|
#else
|
|
25 + 30
|
|
#endif
|
|
}, "Select") || IsKeyPressed(KEY_ENTER);
|
|
|
|
if (state->SelectFilePressed) state->fileDialogActive = false;
|
|
|
|
#ifdef PLATFORM_DESKTOP
|
|
if (GuiButton((Rectangle){ state->position.x + winWidth - 120, state->position.y + winHeight - 30, 110, 25 }, "Cancel")) state->fileDialogActive = false;
|
|
#endif
|
|
|
|
// File dialog has been closed!
|
|
if (!state->fileDialogActive)
|
|
{
|
|
// RL_FREE dirFiles memory
|
|
for (int i = 0; i < state->dirFilesCount; i++)
|
|
{
|
|
RL_FREE(state->dirFiles[i]);
|
|
RL_FREE(dirFilesIcon[i]);
|
|
}
|
|
|
|
RL_FREE(state->dirFiles);
|
|
RL_FREE(dirFilesIcon);
|
|
|
|
dirFilesIcon = NULL;
|
|
state->dirFiles = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Compare two files from a directory
|
|
static inline int FileCompare(const char *d1, const char *d2, const char *dir)
|
|
{
|
|
const bool b1 = DirectoryExists(TextFormat("%s/%s", dir, d1));
|
|
const bool b2 = DirectoryExists(TextFormat("%s/%s", dir, d2));
|
|
|
|
if (b1 && !b2) return -1;
|
|
if (!b1 && b2) return 1;
|
|
|
|
if (!FileExists(TextFormat("%s/%s", dir, d1))) return 1;
|
|
if (!FileExists(TextFormat("%s/%s", dir, d2))) return -1;
|
|
|
|
return strcmp(d1, d2);
|
|
}
|
|
|
|
// Read all filenames from directory (supported file types)
|
|
static char **ReadDirectoryFiles(const char *dir, int *filesCount, char *filterExt)
|
|
{
|
|
int validFilesCount = 0;
|
|
char **validFiles = (char **)RL_MALLOC(MAX_DIRECTORY_FILES*sizeof(char *)); // Max files to read
|
|
for (int i = 0; i < MAX_DIRECTORY_FILES; i++) validFiles[i] = (char *)RL_MALLOC(MAX_DIR_PATH_LENGTH); // Max file name length
|
|
|
|
int filterExtCount = 0;
|
|
const char **extensions = GuiTextSplit(filterExt, &filterExtCount, NULL);
|
|
bool filterExtensions = true;
|
|
|
|
int dirFilesCount = 0;
|
|
char **files = GetDirectoryFiles(dir, &dirFilesCount);
|
|
|
|
// Sort files and directories: dir by name + files by name
|
|
// https://en.wikibooks.org/wiki/Algorithm_Implementation/Sorting/Quicksort#C
|
|
if (dirFilesCount > 1)
|
|
{
|
|
const int MAX = 64;
|
|
unsigned int left = 0, stack[64], pos = 0, seed = rand(), len = dirFilesCount;
|
|
|
|
for (;;)
|
|
{
|
|
for (; left + 1 < len; len++) // Sort left to len - 1
|
|
{
|
|
if (pos == MAX) len = stack[pos = 0]; // Stack overflow, reset
|
|
char *pivot = files[left + seed%(len - left)]; // Pick random pivot
|
|
seed = seed*69069 + 1; // Next pseudo-random number
|
|
stack[pos++] = len; // Sort right part later
|
|
|
|
for (unsigned int right = left - 1;;) // Inner loop: partitioning
|
|
{
|
|
while (FileCompare(files[++right], pivot, dir) < 0); // Look for greater element
|
|
while (FileCompare(pivot, files[--len], dir) < 0); // Look for smaller element
|
|
if (right >= len) break; // Partition point found?
|
|
char *temp = files[right];
|
|
files[right] = files[len]; // The only swap
|
|
files[len] = temp;
|
|
} // Partitioned, continue left part
|
|
}
|
|
|
|
if (pos == 0) break; // Stack empty?
|
|
left = len; // Left to right is sorted
|
|
len = stack[--pos]; // Get next range to sort
|
|
}
|
|
}
|
|
|
|
if (TextIsEqual(extensions[0], "all")) filterExtensions = false;
|
|
|
|
for (int i = 0; (i < dirFilesCount) && (validFilesCount < MAX_DIRECTORY_FILES); i++)
|
|
{
|
|
if (TextIsEqual(files[i], ".")) continue;
|
|
|
|
if (!filterExtensions)
|
|
{
|
|
strncpy(validFiles[validFilesCount], files[i], MAX_DIR_PATH_LENGTH);
|
|
|
|
// Only filter files by extensions, directories should be available
|
|
if (DirectoryExists(TextFormat("%s/%s", dir, files[i]))) strcpy(dirFilesIcon[validFilesCount], TextFormat("#%i#%s", 1, files[i]));
|
|
else
|
|
{
|
|
// TODO: Assign custom filetype icons depending on file extension (image, audio, text, video, models...)
|
|
|
|
if (IsFileExtension(files[i], ".png")) strcpy(dirFilesIcon[validFilesCount], TextFormat("#%i#%s", 12, files[i]));
|
|
else strcpy(dirFilesIcon[validFilesCount], TextFormat("#%i#%s", 10, files[i]));
|
|
}
|
|
|
|
validFilesCount++;
|
|
}
|
|
else
|
|
{
|
|
for (int j = 0; j < filterExtCount; j++)
|
|
{
|
|
// Check file type extensions supported
|
|
// NOTE: We just store valid files list
|
|
if (IsFileExtension(files[i], extensions[j]))
|
|
{
|
|
// TODO: Assign custom filetype icons depending on file extension (image, audio, text, video, models...)
|
|
|
|
if (IsFileExtension(files[i], ".png")) strcpy(dirFilesIcon[validFilesCount], TextFormat("#%i#%s", 12, files[i]));
|
|
else strcpy(dirFilesIcon[validFilesCount], TextFormat("#%i#%s", 10, files[i]));
|
|
|
|
validFilesCount++;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
ClearDirectoryFiles();
|
|
|
|
*filesCount = validFilesCount;
|
|
return validFiles;
|
|
}
|
|
|
|
#if defined(USE_CUSTOM_LISTVIEW_FILEINFO)
|
|
// List View control for files info with extended parameters
|
|
static int GuiListViewFiles(Rectangle bounds, FileInfo *files, int count, int *focus, int *scrollIndex, int active)
|
|
{
|
|
GuiControlState state = guiState;
|
|
int itemFocused = (focus == NULL)? -1 : *focus;
|
|
int itemSelected = active;
|
|
|
|
// Check if we need a scroll bar
|
|
bool useScrollBar = false;
|
|
if ((GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT) + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING))*count > bounds.height) useScrollBar = true;
|
|
|
|
// Define base item rectangle [0]
|
|
Rectangle itemBounds = { 0 };
|
|
itemBounds.x = bounds.x + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING);
|
|
itemBounds.y = bounds.y + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING) + GuiGetStyle(DEFAULT, BORDER_WIDTH);
|
|
itemBounds.width = bounds.width - 2*GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING) - GuiGetStyle(DEFAULT, BORDER_WIDTH);
|
|
itemBounds.height = GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT);
|
|
if (useScrollBar) itemBounds.width -= GuiGetStyle(LISTVIEW, SCROLLBAR_WIDTH);
|
|
|
|
// Get items on the list
|
|
int visibleItems = bounds.height/(GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT) + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING));
|
|
if (visibleItems > count) visibleItems = count;
|
|
|
|
int startIndex = (scrollIndex == NULL)? 0 : *scrollIndex;
|
|
if ((startIndex < 0) || (startIndex > (count - visibleItems))) startIndex = 0;
|
|
int endIndex = startIndex + visibleItems;
|
|
|
|
// Update control
|
|
//--------------------------------------------------------------------
|
|
if ((state != GUI_STATE_DISABLED) && !guiLocked)
|
|
{
|
|
Vector2 mousePoint = GetMousePosition();
|
|
|
|
// Check mouse inside list view
|
|
if (CheckCollisionPointRec(mousePoint, bounds))
|
|
{
|
|
state = GUI_STATE_FOCUSED;
|
|
|
|
// Check focused and selected item
|
|
for (int i = 0; i < visibleItems; i++)
|
|
{
|
|
if (CheckCollisionPointRec(mousePoint, itemBounds))
|
|
{
|
|
itemFocused = startIndex + i;
|
|
if (IsMouseButtonPressed(MOUSE_LEFT_BUTTON)) itemSelected = startIndex + i;
|
|
break;
|
|
}
|
|
|
|
// Update item rectangle y position for next item
|
|
itemBounds.y += (GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT) + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING));
|
|
}
|
|
|
|
if (useScrollBar)
|
|
{
|
|
int wheelMove = GetMouseWheelMove();
|
|
startIndex -= wheelMove;
|
|
|
|
if (startIndex < 0) startIndex = 0;
|
|
else if (startIndex > (count - visibleItems)) startIndex = count - visibleItems;
|
|
|
|
endIndex = startIndex + visibleItems;
|
|
if (endIndex > count) endIndex = count;
|
|
}
|
|
}
|
|
else itemFocused = -1;
|
|
|
|
// Reset item rectangle y to [0]
|
|
itemBounds.y = bounds.y + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING) + GuiGetStyle(DEFAULT, BORDER_WIDTH);
|
|
}
|
|
//--------------------------------------------------------------------
|
|
|
|
// Draw control
|
|
//--------------------------------------------------------------------
|
|
DrawRectangleRec(bounds, GetColor(GuiGetStyle(DEFAULT, BACKGROUND_COLOR))); // Draw background
|
|
DrawRectangleLinesEx(bounds, GuiGetStyle(DEFAULT, BORDER_WIDTH), Fade(GetColor(GuiGetStyle(LISTVIEW, BORDER + state*3)), guiAlpha));
|
|
|
|
// TODO: Draw list view header with file sections: icon+name | size | type | modTime
|
|
|
|
// Draw visible items
|
|
for (int i = 0; i < visibleItems; i++)
|
|
{
|
|
if (state == GUI_STATE_DISABLED)
|
|
{
|
|
if ((startIndex + i) == itemSelected)
|
|
{
|
|
DrawRectangleRec(itemBounds, Fade(GetColor(GuiGetStyle(LISTVIEW, BASE_COLOR_DISABLED)), guiAlpha));
|
|
DrawRectangleLinesEx(itemBounds, GuiGetStyle(LISTVIEW, BORDER_WIDTH), Fade(GetColor(GuiGetStyle(LISTVIEW, BORDER_COLOR_DISABLED)), guiAlpha));
|
|
}
|
|
|
|
// TODO: Draw full file info line: icon+name | size | type | modTime
|
|
|
|
GuiDrawText(files[startIndex + i].name, GetTextBounds(DEFAULT, itemBounds), GuiGetStyle(LISTVIEW, TEXT_ALIGNMENT), Fade(GetColor(GuiGetStyle(LISTVIEW, TEXT_COLOR_DISABLED)), guiAlpha));
|
|
}
|
|
else
|
|
{
|
|
if ((startIndex + i) == itemSelected)
|
|
{
|
|
// Draw item selected
|
|
DrawRectangleRec(itemBounds, Fade(GetColor(GuiGetStyle(LISTVIEW, BASE_COLOR_PRESSED)), guiAlpha));
|
|
DrawRectangleLinesEx(itemBounds, GuiGetStyle(LISTVIEW, BORDER_WIDTH), Fade(GetColor(GuiGetStyle(LISTVIEW, BORDER_COLOR_PRESSED)), guiAlpha));
|
|
|
|
GuiDrawText(files[startIndex + i].name, GetTextBounds(DEFAULT, itemBounds), GuiGetStyle(LISTVIEW, TEXT_ALIGNMENT), Fade(GetColor(GuiGetStyle(LISTVIEW, TEXT_COLOR_PRESSED)), guiAlpha));
|
|
}
|
|
else if ((startIndex + i) == itemFocused)
|
|
{
|
|
// Draw item focused
|
|
DrawRectangleRec(itemBounds, Fade(GetColor(GuiGetStyle(LISTVIEW, BASE_COLOR_FOCUSED)), guiAlpha));
|
|
DrawRectangleLinesEx(itemBounds, GuiGetStyle(LISTVIEW, BORDER_WIDTH), Fade(GetColor(GuiGetStyle(LISTVIEW, BORDER_COLOR_FOCUSED)), guiAlpha));
|
|
|
|
GuiDrawText(files[startIndex + i].name, GetTextBounds(DEFAULT, itemBounds), GuiGetStyle(LISTVIEW, TEXT_ALIGNMENT), Fade(GetColor(GuiGetStyle(LISTVIEW, TEXT_COLOR_FOCUSED)), guiAlpha));
|
|
}
|
|
else
|
|
{
|
|
// Draw item normal
|
|
GuiDrawText(files[startIndex + i].name, GetTextBounds(DEFAULT, itemBounds), GuiGetStyle(LISTVIEW, TEXT_ALIGNMENT), Fade(GetColor(GuiGetStyle(LISTVIEW, TEXT_COLOR_NORMAL)), guiAlpha));
|
|
}
|
|
}
|
|
|
|
// Update item rectangle y position for next item
|
|
itemBounds.y += (GuiGetStyle(LISTVIEW, LIST_ITEMS_HEIGHT) + GuiGetStyle(LISTVIEW, LIST_ITEMS_PADDING));
|
|
}
|
|
|
|
if (useScrollBar)
|
|
{
|
|
Rectangle scrollBarBounds = {
|
|
bounds.x + bounds.width - GuiGetStyle(LISTVIEW, BORDER_WIDTH) - GuiGetStyle(LISTVIEW, SCROLLBAR_WIDTH),
|
|
bounds.y + GuiGetStyle(LISTVIEW, BORDER_WIDTH), (float)GuiGetStyle(LISTVIEW, SCROLLBAR_WIDTH),
|
|
bounds.height - 2*GuiGetStyle(DEFAULT, BORDER_WIDTH)
|
|
};
|
|
|
|
// Calculate percentage of visible items and apply same percentage to scrollbar
|
|
float percentVisible = (float)(endIndex - startIndex)/count;
|
|
float sliderSize = bounds.height*percentVisible;
|
|
|
|
int prevSliderSize = GuiGetStyle(SCROLLBAR, SLIDER_WIDTH); // Save default slider size
|
|
int prevScrollSpeed = GuiGetStyle(SCROLLBAR, SCROLL_SPEED); // Save default scroll speed
|
|
GuiSetStyle(SCROLLBAR, SLIDER_WIDTH, sliderSize); // Change slider size
|
|
GuiSetStyle(SCROLLBAR, SCROLL_SPEED, count - visibleItems); // Change scroll speed
|
|
|
|
startIndex = GuiScrollBar(scrollBarBounds, startIndex, 0, count - visibleItems);
|
|
|
|
GuiSetStyle(SCROLLBAR, SCROLL_SPEED, prevScrollSpeed); // Reset scroll speed to default
|
|
GuiSetStyle(SCROLLBAR, SLIDER_WIDTH, prevSliderSize); // Reset slider size to default
|
|
}
|
|
//--------------------------------------------------------------------
|
|
|
|
if (focus != NULL) *focus = itemFocused;
|
|
if (scrollIndex != NULL) *scrollIndex = startIndex;
|
|
|
|
return itemSelected;
|
|
}
|
|
#endif // USE_CUSTOM_LISTVIEW_FILEINFO
|
|
|
|
#endif // GUI_FILE_DIALOG_IMPLEMENTATION
|