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Added input for single int.

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This commit is contained in:
Cameron Hart 2016-01-14 00:18:23 +11:00
parent d4318a41a2
commit 1c13208c22
3 changed files with 186 additions and 112 deletions
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12
examples/test_window_impl.rs
View File

@ -33,6 +33,8 @@ struct State {
bg_alpha: f32,
wrap_width: f32,
buf: String,
text: String,
int: i32,
auto_resize_state: AutoResizeState,
file_menu: FileMenuState
}
@ -42,6 +44,10 @@ impl Default for State {
let mut buf = "日本語".to_owned();
buf.extend(repeat('\0').take(32));
buf.truncate(32);
let mut text = String::with_capacity(128);
text.push_str("Hello, world!");
let remaining = text.capacity() - text.len();
text.extend(repeat('\0').take(remaining));
State {
clear_color: (114.0 / 255.0, 144.0 / 255.0, 154.0 / 255.0, 1.0),
show_app_metrics: false,
@ -64,6 +70,8 @@ impl Default for State {
bg_alpha: 0.65,
wrap_width: 200.0,
buf: buf,
text: text,
int: 123,
auto_resize_state: Default::default(),
file_menu: Default::default()
}
@ -281,6 +289,10 @@ fn show_test_window<'a>(ui: &Ui<'a>, state: &mut State, opened: &mut bool) {
ui.text(im_str!("Kanjis: 日本語 (nihongo)"));
ui.input_text(im_str!("UTF-8 input"), &mut state.buf).build();
});
ui.separator();
ui.label_text(im_str!("label"), im_str!("Value"));
ui.input_text(im_str!("input text"), &mut state.text).build();
ui.input_int(im_str!("input int"), &mut state.int).build();
}
})
}

281
src/input.rs
View File

@ -15,6 +15,123 @@ use super::{
ImStr
};
macro_rules! impl_text_flags {
($T:ident) => {
#[inline]
pub fn flags(self, flags: ImGuiInputTextFlags) -> Self {
$T {
flags: flags,
.. self
}
}
#[inline]
pub fn chars_decimal(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CharsDecimal, value),
.. self
}
}
#[inline]
pub fn chars_hexadecimal(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CharsHexadecimal, value),
.. self
}
}
#[inline]
pub fn chars_uppercase(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CharsUppercase, value),
.. self
}
}
#[inline]
pub fn chars_noblank(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CharsNoBlank, value),
.. self
}
}
#[inline]
pub fn auto_select_all(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_AutoSelectAll, value),
.. self
}
}
#[inline]
pub fn enter_returns_true(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_EnterReturnsTrue, value),
.. self
}
}
#[inline]
pub fn callback_completion(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CallbackCompletion, value),
.. self
}
}
#[inline]
pub fn callback_history(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CallbackHistory, value),
.. self
}
}
#[inline]
pub fn callback_always(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CallbackAlways, value),
.. self
}
}
#[inline]
pub fn callback_char_filter(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_CallbackCharFilter, value),
.. self
}
}
#[inline]
pub fn allow_tab_input(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_AllowTabInput, value),
.. self
}
}
#[inline]
pub fn no_horizontal_scroll(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_NoHorizontalScroll, value),
.. self
}
}
#[inline]
pub fn always_insert_mode(self, value: bool) -> Self {
$T {
flags: self.flags.with(ImGuiInputTextFlags_AlwaysInsertMode, value),
.. self
}
}
}
}
#[must_use]
pub struct InputText<'ui, 'p> {
label: ImStr<'p>,
@ -33,117 +150,7 @@ impl<'ui, 'p> InputText<'ui, 'p> {
}
}
#[inline]
pub fn flags(self, flags: ImGuiInputTextFlags) -> Self {
InputText {
flags: flags,
.. self
}
}
#[inline]
pub fn chars_decimal(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CharsDecimal, value),
.. self
}
}
#[inline]
pub fn chars_hexadecimal(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CharsHexadecimal, value),
.. self
}
}
#[inline]
pub fn chars_uppercase(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CharsUppercase, value),
.. self
}
}
#[inline]
pub fn chars_noblank(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CharsNoBlank, value),
.. self
}
}
#[inline]
pub fn auto_select_all(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_AutoSelectAll, value),
.. self
}
}
#[inline]
pub fn enter_returns_true(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_EnterReturnsTrue, value),
.. self
}
}
#[inline]
pub fn callback_completion(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CallbackCompletion, value),
.. self
}
}
#[inline]
pub fn callback_history(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CallbackHistory, value),
.. self
}
}
#[inline]
pub fn callback_always(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CallbackAlways, value),
.. self
}
}
#[inline]
pub fn callback_char_filter(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_CallbackCharFilter, value),
.. self
}
}
#[inline]
pub fn allow_tab_input(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_AllowTabInput, value),
.. self
}
}
#[inline]
pub fn no_horizontal_scroll(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_NoHorizontalScroll, value),
.. self
}
}
#[inline]
pub fn always_insert_mode(self, value: bool) -> Self {
InputText {
flags: self.flags.with(ImGuiInputTextFlags_AlwaysInsertMode, value),
.. self
}
}
impl_text_flags!(InputText);
// TODO: boxed closure...?
// pub fn callback(self) -> Self { }
@ -161,3 +168,55 @@ impl<'ui, 'p> InputText<'ui, 'p> {
}
}
}
#[must_use]
pub struct InputInt<'ui, 'p> {
label: ImStr<'p>,
value: &'p mut i32,
step: i32,
step_fast: i32,
flags: ImGuiInputTextFlags,
_phantom: PhantomData<&'ui Ui<'ui>>
}
impl<'ui, 'p> InputInt<'ui, 'p> {
pub fn new(label: ImStr<'p>, value: &'p mut i32) -> Self {
InputInt {
label: label,
value: value,
step: 1,
step_fast: 100,
flags: ImGuiInputTextFlags::empty(),
_phantom: PhantomData
}
}
#[inline]
pub fn step(self, value: i32) -> Self {
InputInt {
step: value,
.. self
}
}
#[inline]
pub fn step_fast(self, value: i32) -> Self {
InputInt {
step_fast: value,
.. self
}
}
impl_text_flags!(InputInt);
pub fn build(self) -> bool {
unsafe {
imgui_sys::igInputInt(
self.label.as_ptr(),
self.value as *mut i32,
self.step,
self.step_fast,
self.flags)
}
}
}

5
src/lib.rs
View File

@ -39,7 +39,7 @@ pub use imgui_sys::{
ImVec2, ImVec4,
ImGuiKey
};
pub use input::{InputText};
pub use input::{InputInt, InputText};
pub use menus::{Menu, MenuItem};
pub use sliders::{SliderFloat, SliderInt};
pub use trees::{TreeNode};
@ -447,6 +447,9 @@ impl<'ui> Ui<'ui> {
// Widgets: Input
impl<'ui> Ui<'ui> {
pub fn input_int<'p>(&self, label: ImStr<'p>, value: &'p mut i32) -> InputInt<'ui, 'p> {
InputInt::new(label, value)
}
pub fn input_text<'p>(&self, label: ImStr<'p>, buf: &'p mut str) -> InputText<'ui, 'p> {
InputText::new(label, buf)
}