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ExampleInputTextCallback.java
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44 lines (40 loc) · 1.82 KB
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import imgui.ImGui;
import imgui.ImGuiInputTextCallbackData;
import imgui.callback.ImGuiInputTextCallback;
import imgui.flag.ImGuiCond;
import imgui.flag.ImGuiInputTextFlags;
import imgui.type.ImBoolean;
import imgui.type.ImString;
import java.time.LocalDateTime;
import java.time.format.DateTimeFormatter;
public class ExampleInputTextCallback {
private static final ImString STR = new ImString();
private static final StringBuilder OUTPUT = new StringBuilder();
private static final DateTimeFormatter DATE_FORMAT = DateTimeFormatter.ofPattern("yyyy/MM/dd HH:mm:ss");
private static final ImGuiInputTextCallback CALLBACK = new ImGuiInputTextCallback() {
@Override
public void accept(final ImGuiInputTextCallbackData data) {
final char c = (char) data.getEventChar();
if (c == 'h' || c == 'H') {
data.setEventChar('!');
OUTPUT.append(DATE_FORMAT.format(LocalDateTime.now())).append(" :: Replaced!\n");
} else if (c == 'w' || c == 'W') {
data.setEventChar(0);
OUTPUT.append(DATE_FORMAT.format(LocalDateTime.now())).append(" :: Discarded!\n");
} else {
OUTPUT.append(DATE_FORMAT.format(LocalDateTime.now())).append(" :: Typed: ").append(c).append('\n');
}
}
};
public static void show(final ImBoolean showInputTextCallback) {
ImGui.setNextWindowSize(400, 300, ImGuiCond.Once);
if (ImGui.begin("Input Text Callback Demo", showInputTextCallback)) {
ImGui.alignTextToFramePadding();
ImGui.text("Try to input \"Hello World!\":");
ImGui.sameLine();
ImGui.inputText("##input", STR, ImGuiInputTextFlags.CallbackCharFilter, CALLBACK);
ImGui.text(OUTPUT.toString());
}
ImGui.end();
}
}