-
Notifications
You must be signed in to change notification settings - Fork 89
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
- Loading branch information
Showing
22 changed files
with
718 additions
and
484 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,183 @@ | ||
| from typing import List | ||
|
|
||
| from PyQt5.QtCore import (QPoint, Qt, QRect, QPropertyAnimation, QEasingCurve) | ||
| from PyQt5.QtGui import QMouseEvent | ||
| from PyQt5.QtWidgets import (QVBoxLayout, QFrame) | ||
|
|
||
|
|
||
| from app.components.animation_frame import CardWidget | ||
| from app.common.style_sheet import StyleSheet | ||
|
|
||
|
|
||
| class DraggableItem(CardWidget): | ||
| def __init__(self, parent=None): | ||
| super().__init__(parent) | ||
|
|
||
| self.slideAni = QPropertyAnimation(self, b'pos', self) | ||
|
|
||
| def sizeHint(self): | ||
| raise NotImplementedError() | ||
|
|
||
| def slideTo(self, y: int, duration=250): | ||
| self.slideAni.setStartValue(self.pos()) | ||
| self.slideAni.setEndValue(QPoint(self.x(), y)) | ||
| self.slideAni.setDuration(duration) | ||
| self.slideAni.setEasingCurve(QEasingCurve.Type.InOutQuad) | ||
|
|
||
| self.slideAni.start() | ||
|
|
||
|
|
||
| class ItemsDraggableWidget(QFrame): | ||
| def __init__(self, parent=None): | ||
| super().__init__(parent=parent) | ||
| self.items: List[DraggableItem] = [] | ||
|
|
||
| self.dragPos = QPoint() | ||
| self.isDragging = False | ||
| self.currentIndex = -1 | ||
|
|
||
| self.vBoxLayout = QVBoxLayout(self) | ||
|
|
||
| self.__initLayout() | ||
| StyleSheet.DRAGGABLE_WIDGET.apply(self) | ||
|
|
||
| def __initLayout(self): | ||
| self.vBoxLayout.setAlignment(Qt.AlignTop | Qt.AlignHCenter) | ||
| self.vBoxLayout.setContentsMargins(11, 11, 11, 11) | ||
| self.vBoxLayout.setSpacing(6) | ||
|
|
||
| def _addItem(self, item: DraggableItem): | ||
| item.pressed.connect(self.__onItemPressed) | ||
|
|
||
| self.items.append(item) | ||
| self.vBoxLayout.addWidget(item) | ||
|
|
||
| def mousePressEvent(self, e: QMouseEvent): | ||
| super().mousePressEvent(e) | ||
|
|
||
| if e.button() != Qt.MouseButton.LeftButton or \ | ||
| not self.vBoxLayout.geometry().contains(e.pos()): | ||
| return | ||
|
|
||
| self.dragPos = e.pos() | ||
|
|
||
| def mouseMoveEvent(self, e: QMouseEvent): | ||
| super().mouseMoveEvent(e) | ||
|
|
||
| if not self.vBoxLayout.geometry().contains(e.pos()) or \ | ||
| self.count() <= 1: | ||
| return | ||
|
|
||
| index = self.getCurrentIndex() | ||
| if index == -1: | ||
| return | ||
|
|
||
| item = self.tabItem(index) | ||
|
|
||
| dy = e.pos().y() - self.dragPos.y() | ||
| self.dragPos = e.pos() | ||
|
|
||
| if index == 0 and dy < 0 and item.y() <= 0: | ||
| return | ||
|
|
||
| if index == self.count() - 1 and dy > 0 and \ | ||
| item.geometry().bottom() >= self.height() - 1: | ||
| return | ||
|
|
||
| item.move(item.x(), item.y() + dy) | ||
| self.isDragging = True | ||
|
|
||
| if dy < 0 and index > 0: | ||
| siblingIndex = index - 1 | ||
| siblingItem = self.tabItem(siblingIndex) | ||
|
|
||
| if item.y() < siblingItem.geometry().center().y(): | ||
| self.__swapItem(siblingIndex) | ||
|
|
||
| if dy > 0 and index < self.count() - 1: | ||
| siblingIndex = index + 1 | ||
| siblingItem = self.tabItem(siblingIndex) | ||
|
|
||
| if item.geometry().bottom() > siblingItem.geometry().center().y(): | ||
| self.__swapItem(siblingIndex) | ||
|
|
||
| def mouseReleaseEvent(self, e: QMouseEvent): | ||
| super().mouseReleaseEvent(e) | ||
|
|
||
| if not self.isDragging: | ||
| return | ||
|
|
||
| self.isDragging = False | ||
|
|
||
| item = self.tabItem(self.getCurrentIndex()) | ||
| y = self.tabRect(self.getCurrentIndex()).y() | ||
|
|
||
| # duration = int(abs(item.y() - y) * 250 / item.height()) | ||
| duration = 250 | ||
|
|
||
| item.slideTo(y, duration) | ||
| item.slideAni.finished.connect(self.__adjustLayout) | ||
|
|
||
| self.setCurrentIndex(-1) | ||
|
|
||
| def _removeItem(self, item: DraggableItem): | ||
| index = self.items.index(item) | ||
|
|
||
| self.items.pop(index) | ||
| self.vBoxLayout.removeWidget(item) | ||
|
|
||
| item.deleteLater() | ||
| self.update() | ||
|
|
||
| def __swapItem(self, index): | ||
| items = self.items | ||
| swappedItem = self.tabItem(index) | ||
|
|
||
| y = self.tabRect(self.getCurrentIndex()).y() | ||
|
|
||
| items[self.getCurrentIndex()], items[index] = \ | ||
| items[index], items[self.getCurrentIndex()] | ||
| self.setCurrentIndex(index) | ||
| swappedItem.slideTo(y) | ||
|
|
||
| def __adjustLayout(self): | ||
| self.sender().disconnect() | ||
|
|
||
| for item in self.items: | ||
| self.vBoxLayout.removeWidget(item) | ||
|
|
||
| for item in self.items: | ||
| self.vBoxLayout.addWidget(item) | ||
|
|
||
| self.repaint() | ||
|
|
||
| def __onItemPressed(self): | ||
| item: DraggableItem = self.sender() | ||
| item.raise_() | ||
|
|
||
| index = self.items.index(item) | ||
| self.setCurrentIndex(index) | ||
|
|
||
| def setCurrentIndex(self, index: int): | ||
| self.currentIndex = index | ||
|
|
||
| def getCurrentIndex(self): | ||
| return self.currentIndex | ||
|
|
||
| def count(self): | ||
| return len(self.items) | ||
|
|
||
| def tabItem(self, index: int) -> DraggableItem: | ||
| return self.items[index] | ||
|
|
||
| def tabRect(self, index: int) -> QRect: | ||
| y = 0 | ||
|
|
||
| for i in range(index): | ||
| y += self.tabItem(i).height() | ||
| y += self.vBoxLayout.spacing() | ||
|
|
||
| rect = self.tabItem(index).geometry() | ||
| rect.moveTop(y + self.vBoxLayout.contentsMargins().top() + 1) | ||
|
|
||
| return rect |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.