Alt+1 through Alt+8 select the palette in the block editor

res/help.html

@@ -97,7 +97,7 @@ <h1>)" PROGRAM_NAME R"(</h1>
 <li><b>X flip:</b> Flip the tile horizontally.</li>
 <li><b>Y flip:</b> Flip the tile vertically.</li>
 <li><b>Priority:</b> Display the tile above sprites, including NPCs and the player. (The lightest hue will be transparent to sprites.)</li>
-<li><b>Color:</b> The tile's color. The TEXT color is meant for menus and text boxes, and should not be used for map tiles.</li>
+<li><b>Color:</b> The tile's color. The TEXT color is meant for menus and text boxes, and should not be used for map tiles. Alt+1 through Alt+8 will select the <i>N</i>th palette.</li>
 </ul>
 <p>Selecting the X or Y flip attributes also affects placement of multiple tiles at once with Ctrl/Alt/Shift, so large symmetrical designs can be placed more easily.</p>
 <p>You can also edit the collision values of the block's four quadrants. Old-style collision.bin files and up-to-date collision.asm files are both supported.</p>

src/block-window.cpp

@@ -9,6 +9,15 @@ Block_Double_Window::Block_Double_Window(int x, int y, int w, int h, const char
 
 int Block_Double_Window::handle(int event) {
 	Block_Window *bw = (Block_Window *)user_data();
+	if (Fl::event_alt()) {
+		for (int p = 0; p < NUM_PALETTES; p++) {
+			if (Fl::test_shortcut(FL_ALT + '1' + p)) {
+				bw->_palette->value(p);
+				Block_Window::change_attributes_cb(NULL, bw);
+				break;
+			}
+		}
+	}
 	switch (event) {
 	case FL_FOCUS:
 	case FL_UNFOCUS: