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@ -24,7 +24,7 @@ pub struct PassphraseKeyboard {
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input: Child<Input>,
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back: Child<Button<&'static str>>,
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confirm: Child<Button<&'static str>>,
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keys: [[Child<Button<&'static str>>; KEY_COUNT]; PAGE_COUNT],
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keys: [Child<Button<&'static str>>; KEY_COUNT],
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scrollbar: ScrollBar,
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fade: bool,
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}
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@ -59,16 +59,8 @@ impl PassphraseKeyboard {
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.initially_enabled(false)
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.with_long_press(theme::ERASE_HOLD_DURATION)
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.into_child(),
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keys: KEYBOARD.map(|page| {
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page.map(|text| {
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if text == " " {
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let icon = Icon::new(theme::ICON_SPACE);
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Child::new(Button::with_icon(icon))
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} else {
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Child::new(Button::with_text(text))
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}
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})
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}),
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keys: KEYBOARD[STARTING_PAGE]
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.map(|text| Child::new(Button::new(Self::key_content(text)))),
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scrollbar: ScrollBar::horizontal(),
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fade: false,
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}
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@ -83,6 +75,13 @@ impl PassphraseKeyboard {
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}
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}
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fn key_content(text: &'static str) -> ButtonContent<&'static str> {
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match text {
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" " => ButtonContent::Icon(Icon::new(theme::ICON_SPACE)),
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t => ButtonContent::Text(t),
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}
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}
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fn on_page_swipe(&mut self, ctx: &mut EventCtx, swipe: SwipeDirection) {
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// Change the page number.
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let key_page = self.scrollbar.active_page;
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@ -95,10 +94,8 @@ impl PassphraseKeyboard {
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// Clear the pending state.
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self.input
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.mutate(ctx, |ctx, i| i.multi_tap.clear_pending_state(ctx));
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// Make sure to completely repaint the new buttons.
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for btn in &mut self.keys[key_page] {
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btn.request_complete_repaint(ctx);
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}
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// Update buttons.
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self.replace_button_content(ctx, key_page);
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// Reset backlight to normal level on next paint.
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self.fade = true;
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// So that swipe does not visually enable the input buttons when max length
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@ -106,6 +103,15 @@ impl PassphraseKeyboard {
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self.update_input_btns_state(ctx);
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}
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fn replace_button_content(&mut self, ctx: &mut EventCtx, page: usize) {
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for (i, btn) in self.keys.iter_mut().enumerate() {
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let text = KEYBOARD[page][i];
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let content = Self::key_content(text);
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btn.mutate(ctx, |ctx, b| b.set_content(ctx, content));
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btn.request_complete_repaint(ctx);
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}
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}
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/// Possibly changing the buttons' state after change of the input.
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fn after_edit(&mut self, ctx: &mut EventCtx) {
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self.update_back_btn_state(ctx);
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@ -123,7 +129,7 @@ impl PassphraseKeyboard {
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/// When the input has reached max length, disable all the input buttons.
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fn update_input_btns_state(&mut self, ctx: &mut EventCtx) {
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for btn in self.keys[self.scrollbar.active_page].iter_mut() {
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for btn in self.keys.iter_mut() {
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btn.mutate(ctx, |ctx, b| {
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if self.input.inner().textbox.is_full() {
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b.disable(ctx);
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@ -164,20 +170,18 @@ impl Component for PassphraseKeyboard {
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self.scrollbar
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.set_count_and_active_page(PAGE_COUNT, STARTING_PAGE);
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// Place all the possible character buttons on all swipe-separated screens.
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for swipe_screen in &mut self.keys {
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for (key, btn) in swipe_screen.iter_mut().enumerate() {
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// Assign the keys in each page to buttons on a 5x3 grid, starting
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// from the second row.
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let area = key_grid.cell(if key < 9 {
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// The grid has 3 columns, and we skip the first row.
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key
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} else {
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// For the last key (the "0" position) we skip one cell.
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key + 1
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});
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btn.place(area);
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}
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// Place all the character buttons.
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for (key, btn) in &mut self.keys.iter_mut().enumerate() {
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// Assign the keys in each page to buttons on a 5x3 grid, starting
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// from the second row.
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let area = key_grid.cell(if key < 9 {
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// The grid has 3 columns, and we skip the first row.
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key
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} else {
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// For the last key (the "0" position) we skip one cell.
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key + 1
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});
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btn.place(area);
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}
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bounds
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@ -229,7 +233,7 @@ impl Component for PassphraseKeyboard {
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// (All input buttons should be disallowed in that case, this is just a safety
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// measure.)
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if !self.input.inner().textbox.is_full() {
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for (key, btn) in self.keys[self.scrollbar.active_page].iter_mut().enumerate() {
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for (key, btn) in self.keys.iter_mut().enumerate() {
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if let Some(ButtonMsg::Clicked) = btn.event(ctx, event) {
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// Key button was clicked. If this button is pending, let's cycle the pending
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// character in textbox. If not, let's just append the first character.
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@ -251,7 +255,7 @@ impl Component for PassphraseKeyboard {
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self.scrollbar.paint();
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self.confirm.paint();
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self.back.paint();
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for btn in &mut self.keys[self.scrollbar.active_page] {
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for btn in &mut self.keys {
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btn.paint();
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}
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if self.fade {
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@ -266,7 +270,7 @@ impl Component for PassphraseKeyboard {
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self.scrollbar.bounds(sink);
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self.confirm.bounds(sink);
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self.back.bounds(sink);
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for btn in &self.keys[self.scrollbar.active_page] {
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for btn in &self.keys {
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btn.bounds(sink)
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}
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}
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