void initializeButtonState(buttonState *state,
brogueButton *buttons,
short buttonCount,
short winX,
short winY,
short winWidth,
short winHeight) {
short i, j;
// Initialize variables for the state struct:
state->buttonChosen = state->buttonFocused = state->buttonDepressed = -1;
state->buttonCount = buttonCount;
state->winX = winX;
state->winY = winY;
state->winWidth = winWidth;
state->winHeight = winHeight;
for (i=0; i < state->buttonCount; i++) {
state->buttons[i] = buttons[i];
}
copyDisplayBuffer(state->rbuf, displayBuffer);
clearDisplayBuffer(state->dbuf);
drawButtonsInState(state);
// Clear the rbuf so that it resets only those parts of the screen in which buttons are drawn in the first place:
for (i=0; i<COLS; i++) {
for (j=0; j<ROWS; j++) {
state->rbuf[i][j].opacity = (state->dbuf[i][j].opacity ? 100 : 0);
}
}
}
boolean dialogChooseFile(char *path, const char *suffix, const char *prompt) {
short i, j, count, x, y, width, height, suffixLength, pathLength, maxPathLength, currentPageStart;
brogueButton buttons[FILES_ON_PAGE_MAX + 2];
fileEntry *files;
boolean retval = false, again;
cellDisplayBuffer dbuf[COLS][ROWS], rbuf[COLS][ROWS];
color *dialogColor = &interfaceBoxColor;
char *membuf;
suffixLength = strlen(suffix);
files = listFiles(&count, &membuf);
copyDisplayBuffer(rbuf, displayBuffer);
maxPathLength = strLenWithoutEscapes(prompt);
// First, we want to filter the list by stripping out any filenames that do not end with suffix.
// i is the entry we're testing, and j is the entry that we move it to if it qualifies.
for (i=0, j=0; i<count; i++) {
pathLength = strlen(files[i].path);
//printf("\nString 1: %s", &(files[i].path[(max(0, pathLength - suffixLength))]));
if (stringsExactlyMatch(&(files[i].path[(max(0, pathLength - suffixLength))]), suffix)) {
// This file counts!
if (i > j) {
files[j] = files[i];
//printf("\nMatching file: %s\twith date: %s", files[j].path, files[j].date);
}
j++;
// Keep track of the longest length.
if (min(pathLength, MAX_FILENAME_DISPLAY_LENGTH) + 10 > maxPathLength) {
maxPathLength = min(pathLength, MAX_FILENAME_DISPLAY_LENGTH) + 10;
}
}
}
count = j;
currentPageStart = 0;
do { // Repeat to permit scrolling.
again = false;
for (i=0; i<min(count - currentPageStart, FILES_ON_PAGE_MAX); i++) {
initializeButton(&(buttons[i]));
buttons[i].flags &= ~(B_WIDE_CLICK_AREA | B_GRADIENT);
buttons[i].buttonColor = *dialogColor;
if (KEYBOARD_LABELS) {
sprintf(buttons[i].text, "%c) ", 'a' + i);
} else {
buttons[i].text[0] = '\0';
}
strncat(buttons[i].text, files[currentPageStart+i].path, MAX_FILENAME_DISPLAY_LENGTH);
// Clip off the file suffix from the button text.
buttons[i].text[strlen(buttons[i].text) - suffixLength] = '\0'; // Snip!
buttons[i].hotkey[0] = 'a' + i;
buttons[i].hotkey[1] = 'A' + i;
// Clip the filename length if necessary.
if (strlen(buttons[i].text) > MAX_FILENAME_DISPLAY_LENGTH) {
strcpy(&(buttons[i].text[MAX_FILENAME_DISPLAY_LENGTH - 3]), "...");
}
//printf("\nFound file: %s, with date: %s", files[currentPageStart+i].path, files[currentPageStart+i].date);
}
x = (COLS - maxPathLength) / 2;
width = maxPathLength;
height = min(count - currentPageStart, FILES_ON_PAGE_MAX) + 2;
y = max(4, (ROWS - height) / 2);
for (i=0; i<min(count - currentPageStart, FILES_ON_PAGE_MAX); i++) {
pathLength = strlen(buttons[i].text);
for (j=pathLength; j<(width - 8); j++) {
buttons[i].text[j] = ' ';
}
buttons[i].text[j] = '\0';
strcpy(&(buttons[i].text[j]), files[currentPageStart+i].date);
buttons[i].x = x;
buttons[i].y = y + 1 + i;
}
if (count > FILES_ON_PAGE_MAX) {
// Create up and down arrows.
initializeButton(&(buttons[i]));
strcpy(buttons[i].text, " * ");
buttons[i].symbol[0] = UP_ARROW_CHAR;
if (currentPageStart <= 0) {
buttons[i].flags &= ~(B_ENABLED | B_DRAW);
} else {
buttons[i].hotkey[0] = UP_ARROW;
buttons[i].hotkey[1] = NUMPAD_8;
buttons[i].hotkey[2] = PAGE_UP_KEY;
}
buttons[i].x = x + (width - 11)/2;
buttons[i].y = y;
i++;
initializeButton(&(buttons[i]));
strcpy(buttons[i].text, " * ");
buttons[i].symbol[0] = DOWN_ARROW_CHAR;
if (currentPageStart + FILES_ON_PAGE_MAX >= count) {
buttons[i].flags &= ~(B_ENABLED | B_DRAW);
} else {
buttons[i].hotkey[0] = DOWN_ARROW;
buttons[i].hotkey[1] = NUMPAD_2;
buttons[i].hotkey[2] = PAGE_DOWN_KEY;
}
buttons[i].x = x + (width - 11)/2;
buttons[i].y = y + i;
}
if (count) {
clearDisplayBuffer(dbuf);
printString(prompt, x, y - 1, &itemMessageColor, dialogColor, dbuf);
rectangularShading(x - 1, y - 1, width + 1, height + 1, dialogColor, INTERFACE_OPACITY, dbuf);
overlayDisplayBuffer(dbuf, NULL);
// for (j=0; j<min(count - currentPageStart, FILES_ON_PAGE_MAX); j++) {
// printf("\nSanity check BEFORE: %s, with date: %s", files[currentPageStart+j].path, files[currentPageStart+j].date);
// printf("\n (button name)Sanity check BEFORE: %s", buttons[j].text);
// }
i = buttonInputLoop(buttons,
min(count - currentPageStart, FILES_ON_PAGE_MAX) + (count > FILES_ON_PAGE_MAX ? 2 : 0),
x,
y,
width,
height,
NULL);
// for (j=0; j<min(count - currentPageStart, FILES_ON_PAGE_MAX); j++) {
// printf("\nSanity check AFTER: %s, with date: %s", files[currentPageStart+j].path, files[currentPageStart+j].date);
// printf("\n (button name)Sanity check AFTER: %s", buttons[j].text);
// }
overlayDisplayBuffer(rbuf, NULL);
if (i < min(count - currentPageStart, FILES_ON_PAGE_MAX)) {
if (i >= 0) {
retval = true;
strcpy(path, files[currentPageStart+i].path);
} else { // i is -1
retval = false;
}
} else if (i == min(count - currentPageStart, FILES_ON_PAGE_MAX)) { // Up arrow
again = true;
currentPageStart -= FILES_ON_PAGE_MAX;
} else if (i == min(count - currentPageStart, FILES_ON_PAGE_MAX) + 1) { // Down arrow
again = true;
currentPageStart += FILES_ON_PAGE_MAX;
}
}
} while (again);
free(files);
free(membuf);
if (count == 0) {
dialogAlert("No applicable files found.");
return false;
} else {
return retval;
}
}
