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Clicking on side margins should turn the page

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This commit is contained in:
Kovid Goyal 2016-08-23 13:06:12 +05:30
parent 44b19629b4
commit c20c111ee2
2 changed files with 25 additions and 6 deletions
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14
src/pyj/read_book/iframe.pyj
View File

@ -10,12 +10,14 @@ from read_book.globals import set_boss, set_current_spine_item, current_layout_m
from read_book.mathjax import apply_mathjax
from read_book.resources import finalize_resources, unserialize_html
from read_book.flow_mode import (
flow_to_scroll_fraction, flow_onwheel, flow_onkeydown, layout as flow_layout, handle_gesture as flow_handle_gesture
flow_to_scroll_fraction, flow_onwheel, flow_onkeydown, layout as flow_layout, handle_gesture as flow_handle_gesture,
scroll_by_page as flow_scroll_by_page
)
from read_book.paged_mode import (
layout as paged_layout, scroll_to_fraction as paged_scroll_to_fraction,
onwheel as paged_onwheel, onkeydown as paged_onkeydown, scroll_to_elem,
jump_to_cfi as paged_jump_to_cfi, handle_gesture as paged_handle_gesture
jump_to_cfi as paged_jump_to_cfi, handle_gesture as paged_handle_gesture,
scroll_by_page as paged_scroll_by_page
)
from read_book.settings import apply_settings
from read_book.touch import create_handlers as create_touch_handlers
@ -41,6 +43,7 @@ class IframeBoss:
'initialize':self.initialize,
'display': self.display,
'scroll_to_anchor': self.on_scroll_to_anchor,
'next_screen': self.on_next_screen,
}
self.last_window_ypos = 0
@ -123,6 +126,13 @@ class IframeBoss:
else:
self.to_scroll_fraction(0.0)
def on_next_screen(self, data):
backwards = data.backwards
if current_layout_mode() is 'flow':
flow_scroll_by_page(backwards)
else:
paged_scroll_by_page(backwards, True)
def content_loaded(self):
document.documentElement.style.overflow = 'hidden'
self.do_layout()

17
src/pyj/read_book/view.pyj
View File

@ -39,13 +39,13 @@ class View:
E.div(style='width: 100vw; height: 100vh; overflow: hidden; display: flex; align-items: stretch', # container for horizontally aligned panels
E.div(style='display: flex; flex-direction: column; align-items: stretch; flex-grow:2', # container for iframe and any other panels in the same column
E.div(style='flex-grow: 2; display:flex; align-items: stretch', # container for iframe and its overlay
E.div(style='width:{}px; height:100%'.format(sd.get('margin_left', 20)), id='book-left-margin'),
E.div(style='width:{}px; height:100vh; cursor: pointer'.format(sd.get('margin_left', 20)), id='book-left-margin', onclick=self.left_margin_clicked),
E.div(style='flex-grow:2; display:flex; align-items:stretch; flex-direction: column', # container for top and bottom margins
E.div(style='height:{}px; width:100%; padding: 0'.format(sd.get('margin_top', 20)), id='book-top-margin'),
E.div(style='height:{}px; width:100%; padding: 0'.format(sd.get('margin_top', 20)), id='book-top-margin', onclick=self.top_margin_clicked),
E.iframe(id=iframe_id, seamless=True, sandbox='allow-popups allow-scripts', style='flex-grow: 2'),
E.div(style='height:{}px; width:100%; padding: 0'.format(sd.get('margin_bottom', 20)), id='book-bottom-margin'),
),
E.div(style='width:{}px; height:100%'.format(sd.get('margin_right', 20)), id='book-right-margin'),
E.div(style='width:{}px; height:100vh; cursor:pointer'.format(sd.get('margin_right', 20)), id='book-right-margin', onclick=self.right_margin_clicked),
E.div(style='position: absolute; top:0; left:0; width: 100%; height: 100%; display:none', id='book-overlay'), # overlay
)
)
@ -69,12 +69,21 @@ class View:
'show_chrome': self.show_chrome,
}
self.currently_showing = {}
document.getElementById('book-top-margin').addEventListener('click', self.top_margin_clicked)
@property
def iframe(self):
return document.getElementById(iframe_id)
def left_margin_clicked(self, event):
if event.button is 0:
event.preventDefault(), event.stopPropagation()
self.send_message('next_screen', backwards=True)
def right_margin_clicked(self, event):
if event.button is 0:
event.preventDefault(), event.stopPropagation()
self.send_message('next_screen', backwards=False)
def top_margin_clicked(self, event):
if event.button is 0:
event.preventDefault(), event.stopPropagation()