/* returns true if deletion is allowed */
private boolean isAllowedDeletion() {
if ((org.lwjgl.input.Keyboard.getEventKey() == org.lwjgl.input.Keyboard.KEY_BACK)
&& (text.length() > 1)
&& (cursorLocation > 0)) return true;
else return false;
}
/* returns true if the users right arrow navigation is allowed */
private boolean isAllowedRightArrowNavigation() {
if (org.lwjgl.input.Keyboard.getEventKey() == org.lwjgl.input.Keyboard.KEY_RIGHT
&& cursorLocation < text.length() - 1) return true;
else return false;
}
@Override
public void drawScreen(int mouseX, int mouseY, float partialTicks) {
this.drawDefaultBackground();
mc.getTextureManager().bindTexture(skrivemaskinegui);
this.drawTexturedModalRect(this.width / 2 - 128, this.height / 2 - 128, 0, 0, 256, 256);
/* this is where the editor reads keys and writes to the screen */
if (org.lwjgl.input.Keyboard.getEventKeyState()) {
//
if (isAllowedDeletion()) {
text.deleteCharAt(cursorLocation);
cursorLocation--;
text.deleteCharAt(cursorLocation);
text.insert(cursorLocation, cursor); // moving cursor
} else if (isAllowedNewLine()) {
text.deleteCharAt(cursorLocation);
text.insert(cursorLocation, '\n');
cursorLocation++;
text.insert(cursorLocation, cursor); // moving cursor
} else if (isAllowedLeftArrowNavigation()) {
text.deleteCharAt(cursorLocation);
cursorLocation--;
text.insert(cursorLocation, cursor); // moving cursor
} else if (isAllowedRightArrowNavigation()) {
text.deleteCharAt(cursorLocation);
cursorLocation++;
text.insert(cursorLocation, cursor); // moving cursor
} else if (Keyboard.getEventKey() == Keyboard.KEY_TAB) {
text.deleteCharAt(cursorLocation);
for (int i = 0; i < 3; i++) {
text.insert(cursorLocation, " ");
cursorLocation++;
}
text.insert(cursorLocation, cursor); // moving cursor
} else {
if (isAllowedCharacters()) {
// System.out.println(org.lwjgl.input.Keyboard.getEventKey());
text.deleteCharAt(cursorLocation);
text.insert(cursorLocation, org.lwjgl.input.Keyboard.getEventCharacter());
cursorLocation++;
text.insert(cursorLocation, cursor); // moving cursor
}
}
org.lwjgl.input.Keyboard.destroy();
} else if (!org.lwjgl.input.Keyboard.isCreated()) {
try {
org.lwjgl.input.Keyboard.create();
} catch (Exception e) {
}
}
/* writes the text string to the screen */
renderer.drawSplitString(
text.toString(), this.width / 2 - 118, this.height / 2 - 119, 238, 0xFFFFF0);
super.drawScreen(mouseX, mouseY, partialTicks);
}
/* returns true if the key press is the return key */
private boolean isAllowedNewLine() {
if (org.lwjgl.input.Keyboard.getEventKey() == org.lwjgl.input.Keyboard.KEY_RETURN) return true;
else return false;
}
/* returns true if the users left arrow navigation is allowed */
private boolean isAllowedLeftArrowNavigation() {
if (org.lwjgl.input.Keyboard.getEventKey() == org.lwjgl.input.Keyboard.KEY_LEFT
&& cursorLocation > 0) return true;
else return false;
}
/* returns true if pressed button is allowed for "writing" */
private boolean isAllowedCharacters() {
if ((org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_BACK)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_LEFT)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_RIGHT)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_UP)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_DOWN)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_RSHIFT)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_LSHIFT)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_RCONTROL)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_LCONTROL)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_RMENU)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_RMETA)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_LMETA)
&& (org.lwjgl.input.Keyboard.getEventKey() != org.lwjgl.input.Keyboard.KEY_LMENU))
return true;
else return false;
}